feat: Add State Property to EventBridgeRule EventSource in Function

[nallenscott]

Issue #, if available:

N/A

Description of changes:

Add state property to EventBridgeRule EventSource for AWS::Serverless::Function.

Description of how you validated changes:

Added invalid input and transform tests.

Checklist:

• Add/update unit tests using:
  • Correct values
  • Bad/wrong values (None, empty, wrong type, length, etc.)
  • Intrinsic Functions
• Add/update integration tests
• make pr passes
• Update documentation
• Verify transformed template deploys and application functions as expected
• Do these changes include any template validations?
  • Did the newly validated properties support intrinsics prior to adding the validations? (If unsure, please review Intrinsic Functions before proceeding).
    • Does the pull request ensure that intrinsics remain functional with the new validations?

Examples?

Please reach out in the comments, if you want to add an example. Examples will be
added to sam init through https://github.com/awslabs/aws-sam-cli-app-templates/

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 94.51%. Comparing base (e7a1496) to head (a107f8c).
Report is 1099 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2497      +/-   ##
===========================================
+ Coverage    93.58%   94.51%   +0.92%     
===========================================
  Files           90       97       +7     
  Lines         6124     7307    +1183     
  Branches      1260     1526     +266     
===========================================
+ Hits          5731     6906    +1175     
- Misses         183      193      +10     
+ Partials       210      208       -2     

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[lucashuy]

Hi, thanks for opening this PR to add State to EventSource and EventBridgeRule! Just had question regarding one of the behaviours

[lucashuy]

Thanks for contributing, this looks good to me!