mockgen deprecated: use uber-go/mock instead

[sebrandon1]

https://github.com/golang/mock is marked as archived as of June 27, 2023. They recommend using go.uber.org/mock.

This PR attempts to change the dependency to one that is maintained.

Tracking issue: redhat-best-practices-for-k8s/telco-bot#45

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 66.25%. Comparing base (56d30fc) to head (4c21b20).

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #214   +/-   ##
=======================================
  Coverage   66.25%   66.25%           
=======================================
  Files          23       23           
  Lines        1544     1544           
=======================================
  Hits         1023     1023           
  Misses        445      445           
  Partials       76       76           

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[tkong-redhat]

/retest

[tkong-redhat]

validation failed. Need update the base image

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

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Walkthrough

This PR migrates the GoMock mocking library dependency from the original repository (github.com/golang/mock) to Uber's maintained fork (go.uber.org/mock). Import paths, module declarations, and documentation are updated accordingly, alongside version bumps for multiple transitive dependencies.

Changes

Cohort / File(s)

Summary

Mock Framework Migration docs/testing.md, go.mod, tools.go, pkg/util/test/mockgenerator/client/client.go

Replaced GoMock imports and dependency references from github.com/golang/mock to go.uber.org/mock. Updated go.uber.org/mock from v0.3.0 to v0.6.0, removed direct dependency on github.com/golang/mock, and bumped transitive dependencies (golang.org/x/net, golang.org/x/sync, golang.org/x/mod, golang.org/x/sys, golang.org/x/term, golang.org/x/text, golang.org/x/tools). Documentation includes updated repository link and mock generation guidance.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

✨ Finishing Touches

• 📝 Generate docstrings

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment

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[openshift-ci]

@sebrandon1: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/validate	4c21b20	link	true	/test validate

Full PR test history. Your PR dashboard.

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