(cherry-pick) Add UI for limit upstream registry connection

[stonezdj]

Thank you for contributing to Harbor!

Comprehensive Summary of your change

Issue being fixed

Fixes #(issue)

Please indicate you've done the following:

• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[codecov]

Codecov Report

❌ Patch coverage is 35.00000% with 13 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (release-2.14.0@815a1a3). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
...rojects/create-project/create-project.component.ts	28.57%	8 Missing and 2 partials ⚠️
...t-policy-config/project-policy-config.component.ts	40.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@                Coverage Diff                @@
##             release-2.14.0   #22410   +/-   ##
=================================================
  Coverage                  ?   65.87%           
=================================================
  Files                     ?     1073           
  Lines                     ?   116018           
  Branches                  ?     2931           
=================================================
  Hits                      ?    76428           
  Misses                    ?    35352           
  Partials                  ?     4238           

Flag	Coverage Δ
unittests	65.87% <35.00%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
src/portal/src/app/base/project/project.ts	100.00% <100.00%> (ø)
...t-policy-config/project-policy-config.component.ts	52.60% <40.00%> (ø)
...rojects/create-project/create-project.component.ts	48.02% <28.57%> (ø)

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[wy65701436]

lgtm

[MinerYang]

lgtm