docs: fix refs to ws shorthand

Normalizes usage of `--ws` in docs.

Fixes: npm/statusboard#313

Author: ruyadorno

docs/content/commands/npm-exec.md

@@ -11,7 +11,7 @@ npm exec -- <pkg>[@<version>] [args...]
 npm exec --package=<pkg>[@<version>] -- <cmd> [args...]
 npm exec -c '<cmd> [args...]'
 npm exec --package=foo -c '<cmd> [args...]'
-npm exec [-ws] [-w <workspace-name] [args...]
+npm exec [--ws] [-w <workspace-name] [args...]
 
 npx <pkg>[@<specifier>] [args...]
 npx -p <pkg>[@<specifier>] <cmd> [args...]
@@ -184,7 +184,7 @@ in this example we're using **eslint** to lint any js file found within each
 workspace folder:
 
 ```
-npm exec -ws -- eslint ./*.js
+npm exec --ws -- eslint ./*.js
 ```
 
 #### Filtering workspaces
@@ -275,7 +275,7 @@ children workspaces)
 
 #### workspaces
 
-* Alias: `-ws`
+* Alias: `--ws`
 * Type: Boolean
 * Default: `false`
 

docs/content/commands/npm-run-script.md

@@ -189,7 +189,7 @@ children workspaces)
 
 #### workspaces
 
-* Alias: `-ws`
+* Alias: `--ws`
 * Type: Boolean
 * Default: `false`