feat: support for additional pod scheduling definition on IntegrationSource

[S-Mann]

Proposed Changes

• 🎁 #8597

Pre-review Checklist

• [x] At least 80% unit test coverage
• [ ] E2E tests for any new behavior
• [ ] Docs PR for any user-facing impact
• [ ] Spec PR for any new API feature
• [ ] Conformance test for any change to the spec

Release Note

Docs

[linux-foundation-easycla[bot]]

The committers listed above are authorized under a signed CLA.

• :white_check_mark: login: S-Mann / name: Sukhinder Mann (9cc3dba3c627b2b71d2c1628423ef744d8072ccd, 2287ce51cc3a9466171e9005ad453dc5d4bee809, 739e94299dc1ec4bc2f480145cf4d5bdf126ef76, 3f020bd0d7b60966303bc405ab1397dcc80817be, e3ec5dc0d2e36f0e8b867b0f3bf88f626107d3f1, b360265b0054dcc1a59d69466957d1b6fee5c841, 0df51167d11497948900a73b6a4fdca015f12feb, 6a883fd24a6061d8f256a055c03953eb6c92cd9c, 0f0dce4dc2a3b70af3a9383b291d4e80e1856234, 7360e2b863bb97f08a4809578e73b25169de0f73)

[knative-prow[bot]]

Welcome @S-Mann! It looks like this is your first PR to knative/eventing 🎉

[knative-prow[bot]]

Hi @S-Mann. Thanks for your PR.

I'm waiting for a knative member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[S-Mann]

/cc @Cali0707

[Cali0707]

/ok-to-test

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 84.21053% with 3 lines in your changes missing coverage. Please review.

Project coverage is 52.29%. Comparing base (a582a88) to head (6a883fd). Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...er/integration/source/resources/containersource.go	84.21%	2 Missing and 1 partial :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8601      +/-   ##
==========================================
- Coverage   52.32%   52.29%   -0.03%     
==========================================
  Files         398      398              
  Lines       25036    25040       +4     
==========================================
- Hits        13099    13094       -5     
- Misses      11139    11145       +6     
- Partials      798      801       +3     

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[knative-prow[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Cali0707, S-Mann

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[matzew]

@S-Mann the scaling would also make sense on the IntegrationSink ...