[Alert_rule] added all functionality in alert_rule

[Saksham-Nautiyal]

Description

A few sentences describing the overall goals of the pull request's commits.

GitHub Issues

List the GitHub issues impacted by this PR:

GitHub Issue #

Checklist:

• I have performed a self-review of my own code to ensure there are no formatting, pep8, linting, or security issues
• I have performed Ansible Sanity test using --docker default
• I have verified that new and existing unit tests pass locally with my changes
• I have not allowed coverage numbers to degenerate
• I have maintained at least 90% code coverage
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• Backward compatibility is not broken

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Please also list any relevant details for your test configuration

• Test A
• Test B

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Codecov Report

Attention: Patch coverage is 63.63636% with 4 lines in your changes missing coverage. Please review.

Project coverage is 86.25%. Comparing base (457b246) to head (0a53991).

Files with missing lines	Patch %	Lines
plugins/modules/alert_rule.py	63.63%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #154      +/-   ##
==========================================
- Coverage   86.27%   86.25%   -0.02%     
==========================================
  Files         145      145              
  Lines       16095    16105      +10     
  Branches     2303     2305       +2     
==========================================
+ Hits        13886    13892       +6     
- Misses       1541     1543       +2     
- Partials      668      670       +2     

Flag	Coverage Δ
units	86.25% <63.63%> (-0.02%)	⬇️

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[ansible-collections-svc]

Can one of the admins verify this patch?

[rajshekarp87]

Update author name and copyright