Add entity guid to Agent Control health file

[umaannamalai]

This PR adds logic to write the entity guid from linking metadata to the agent control health file.

[github-actions]

✅MegaLinter analysis: Success

Descriptor	Linter	Files	Fixed	Errors	Warnings	Elapsed time
✅ ACTION	actionlint	7		0	0	1.05s
✅ MARKDOWN	markdownlint	7	0	0	0	1.46s
✅ PYTHON	ruff	967	0	0	0	1.08s
✅ PYTHON	ruff-format	967	0	0	0	0.37s
✅ YAML	prettier	15	0	0	0	1.54s
✅ YAML	v8r	15		0	0	5.01s
✅ YAML	yamllint	15		0	0	0.68s

See detailed reports in MegaLinter artifacts

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.68%. Comparing base (dad7197) to head (6e5f4b6).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1640   +/-   ##
=======================================
  Coverage   81.67%   81.68%           
=======================================
  Files         210      210           
  Lines       24655    24659    +4     
  Branches     3884     3884           
=======================================
+ Hits        20138    20143    +5     
- Misses       3201     3202    +1     
+ Partials     1316     1314    -2     

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