feat: added documentation for multimeter

[Tejasgarg]

• Please check if the PR fulfills these requirements

• The commit message follows our guidelines
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)

• Bug fix
• Feature implementation
• Doc updates

• What changes have you introduced?
  Added documentation for multimeter.

• Does this PR introduce a breaking change?
  No.

Summary by Sourcery

Documentation:

• Adds documentation for the multimeter functionality of the PSLab Android app, including instructions for measuring voltage, resistance, capacitance, and frequency, along with example experiments.

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request adds documentation for the multimeter functionality of the PSLab Android application. The documentation includes an explanation of what a multimeter is, how to use it with the PSLab Android app, and experiments for measuring resistance, voltage, capacitance and frequency.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
The documentation was updated to include a more detailed explanation of what a multimeter is and how to use it with the PSLab Android app.	Added a section explaining what a multimeter is. Added a section explaining how to use the multimeter with the PSLab Android app. Added information about the multimeter configuration options. Added information about the logged data.	tutorials/multimeter.md
The documentation was updated to include experiments for measuring resistance, voltage, capacitance and frequency with PSLab.	Added an experiment for measuring resistance. Added an experiment for measuring voltage. Added an experiment for measuring capacitance. Added an experiment for measuring frequency.	tutorials/multimeter.md

---

Tips and commands

Interacting with Sourcery

• Trigger a new review: Comment @sourcery-ai review on the pull request.
• Continue discussions: Reply directly to Sourcery's review comments.
• Generate a GitHub issue from a review comment: Ask Sourcery to create an
  issue from a review comment by replying to it. You can also reply to a
  review comment with @sourcery-ai issue to create an issue from it.
• Generate a pull request title: Write @sourcery-ai anywhere in the pull
  request title to generate a title at any time. You can also comment
  @sourcery-ai title on the pull request to (re-)generate the title at any time.
• Generate a pull request summary: Write @sourcery-ai summary anywhere in
  the pull request body to generate a PR summary at any time exactly where you
  want it. You can also comment @sourcery-ai summary on the pull request to
  (re-)generate the summary at any time.
• Generate reviewer's guide: Comment @sourcery-ai guide on the pull
  request to (re-)generate the reviewer's guide at any time.
• Resolve all Sourcery comments: Comment @sourcery-ai resolve on the
  pull request to resolve all Sourcery comments. Useful if you've already
  addressed all the comments and don't want to see them anymore.
• Dismiss all Sourcery reviews: Comment @sourcery-ai dismiss on the pull
  request to dismiss all existing Sourcery reviews. Especially useful if you
  want to start fresh with a new review - don't forget to comment
  @sourcery-ai review to trigger a new review!
• Generate a plan of action for an issue: Comment @sourcery-ai plan on
  an issue to generate a plan of action for it.

Customizing Your Experience

Access your dashboard to:

• Enable or disable review features such as the Sourcery-generated pull request
  summary, the reviewer's guide, and others.
• Change the review language.
• Add, remove or edit custom review instructions.
• Adjust other review settings.

Getting Help

• Contact our support team for questions or feedback.
• Visit our documentation for detailed guides and information.
• Keep in touch with the Sourcery team by following us on X/Twitter, LinkedIn or GitHub.

[sourcery-ai]

Hey @Tejasgarg - I've reviewed your changes - here's some feedback:

Overall Comments:

• The images are not rendering correctly in the documentation; please ensure that the image paths are correct and the images are accessible.
• Consider adding a brief explanation of the limitations of the multimeter function in PSLab, such as the voltage or current ranges it can measure.

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

---

Sourcery is free for open source - if you like our reviews please consider sharing them ✨

• X
• Mastodon
• LinkedIn
• Facebook

_{Help me be more useful! Please click 👍 or 👎 on each comment and I'll use the feedback to improve your reviews.}

[AsCress]

@Tejasgarg Thanks for your work! A few changes are needed before this is ready to go. Additionally, please review the general formatting, punctuation, and capitalization in the document.

[Tejasgarg]

@AsCress I have made all the requested changes, kindly review

[AsCress]

@Tejasgarg LGTM! Thank you for making all the changes !