Reg updates

[coder137]

• Added Register::Dep updates
  • Detect duplicate deps (immediate)
  • Detect cyclic dependency (complete/nested)
• Added RegInfo pairing
• [Fix] Register::Dep causes crash when state.build == false during Register::Build
  • This happens when multiple toolchains are added but only few targets are built
• [Fix] Change store detection to GetBinaryPath from GetTargetPath

[codecov]

Codecov Report

Merging #114 (52cfbcb) into main (088eb2f) will increase coverage by 0.03%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #114      +/-   ##
==========================================
+ Coverage   98.92%   98.95%   +0.03%     
==========================================
  Files          29       29              
  Lines         834      861      +27     
  Branches      271      281      +10     
==========================================
+ Hits          825      852      +27     
  Partials        9        9              

Impacted Files	Coverage Δ
buildcc/lib/args/include/args/register.h	100.00% <100.00%> (ø)
buildcc/lib/args/src/register.cpp	100.00% <100.00%> (ø)

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