Flaky package plugin integration tests

[haoranleo]

Bug description

• The package plugin integration tests fails intermittently:

Summarizing 1 Failure:


[Fail] Package plugin integration test testing package plugin on management cluster [It] should pass all checks on management cluster 

/home/kubo/tanzu-framework/pkg/v1/tkg/test/tkgpackageclient/package_plugin_integration_test.go:579


Ran 2 of 2 Specs in 331.886 seconds

FAIL! -- 1 Passed | 1 Failed | 0 Pending | 0 Skipped

--- FAIL: TestTkgpackageclient (331.89s)

FAIL

Affected product area (please put an X in all that apply)

• ( ) APIs
• (x) Addons
• ( ) CLI
• ( ) Docs
• ( ) IAM
• ( ) Installation
• ( ) Plugin
• ( ) Security
• ( ) Test and Release
• ( ) User Experience
• ( ) Developer Experience

Expected behavior

• Tests should not be flaky

Steps to reproduce the bug

Version (include the SHA if the version is not obvious)

Environment where the bug was observed (cloud, OS, etc)

Relevant Debug Output (Logs, manifests, etc)