[dashboard] Don't offer to add common email domains as a verified student domains in Admin

[jankeromnes]

Description

Follow-up to #7637 -- don't show a link (that silently fails) when the email domain is gmail.com, yahoo.com or hotmail.com (the 3 most common email domains).

Related Issue(s)

None

How to test

Release Notes

[dashboard] Don't offer to add common email domains as a verified student domains in Admin

Documentation

/uncc

[roboquat]

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[roboquat]

[APPROVALNOTIFIER] This PR is APPROVED

Approval requirements bypassed by manually added approval.

This pull-request has been approved by:

No associated issue. Requirement bypassed by manually added approval.

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• components/dashboard/OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[laushinka]

Code looks good! Can't test the preview yet since the build failed due to what looks like installer errors? Happy to give my thumbs up though since it's obvious what it will do.

[jankeromnes]

Many thanks again @laushinka ! 🙏

Rerolling Werft 🎲 😁

/werft run with-clean-slate-deployment

👍 started the job as gitpod-build-jx-better-gmail-fix.1

[codecov]

Codecov Report

Merging #7659 (ab73785) into main (c9e8709) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #7659   +/-   ##
=======================================
  Coverage   10.38%   10.38%           
=======================================
  Files          18       18           
  Lines         992      992           
=======================================
  Hits          103      103           
  Misses        888      888           
  Partials        1        1           

Flag	Coverage Δ
components-gitpod-cli-app	10.38% <ø> (ø)

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[laushinka]

Tested!
LGTM

[jankeromnes]

Thank you so much 🙏