cpf/enhancement: Added performance monitoring tools and Improved memory consumptions

[shivasurya]

This PR adds couple of optimization to improve memory management and measure performance

1. Optimized memory usage by cutting down storing source code raw string instead gone with sourcelocation pointer (huge boost 6GB for 200k functions to 1GB)
2. Added benchmarking tools to measure memory usage, monitor memory shootup issues

[safedep]

SafeDep Report Summary

Package Details

Package	Malware	Vulnerability	Risky License	Report

_{This report is generated by SafeDep Github App}

[codecov]

Codecov Report

❌ Patch coverage is 46.71815% with 138 lines in your changes missing coverage. Please review.
✅ Project coverage is 72.83%. Comparing base (e8c98fd) to head (e3a70b6).
⚠️ Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
sourcecode-parser/graph/query.go	30.64%	129 Missing ⚠️
sourcecode-parser/graph/types.go	0.00%	8 Missing ⚠️
sourcecode-parser/graph/parser_statements.go	90.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #316      +/-   ##
==========================================
- Coverage   75.83%   72.83%   -3.01%     
==========================================
  Files          22       23       +1     
  Lines        2566     2481      -85     
==========================================
- Hits         1946     1807     -139     
- Misses        580      634      +54     
  Partials       40       40              

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