[Workspace] fix:Prevent user from visiting dashboards / visualizations when out of a workspace

[Qxisylolo]

Description

This pr adresses:

1. Prevent user from visiting dashboards / visualizations when out of a workspace
2. However, the admin could be able to access dashboards and visualize

Screenshot

If the user is not an admin and tries to access dashboards or visualizations, a message saying "Application not found" will be shown.

Changelog

• fix: Prevent user from visiting dashboards / visualizations when out of a workspace

Check List

• All tests pass
  • yarn test:jest
  • yarn test:jest_integration
• New functionality includes testing.
• New functionality has been documented.
• Update CHANGELOG.md
• Commits are signed per the DCO using --signoff

[codecov]

Codecov Report

Attention: Patch coverage is 40.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 60.58%. Comparing base (dfc7def) to head (c0cdd6c).
Report is 324 commits behind head on main.

Files with missing lines	Patch %	Lines
src/plugins/workspace/public/plugin.ts	40.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8107      +/-   ##
==========================================
- Coverage   60.58%   60.58%   -0.01%     
==========================================
  Files        3738     3738              
  Lines       88670    88687      +17     
  Branches    13782    13790       +8     
==========================================
+ Hits        53725    53735      +10     
- Misses      31661    31665       +4     
- Partials     3284     3287       +3     

Flag	Coverage Δ
Linux_1	28.76% <40.00%> (-0.01%)	⬇️
Linux_2	56.28% <ø> (+0.01%)	⬆️
Linux_3	37.51% <ø> (-0.01%)	⬇️
Linux_4	29.60% <ø> (-0.01%)	⬇️
Windows_1	28.77% <40.00%> (-0.01%)	⬇️
Windows_2	56.23% <ø> (+0.01%)	⬆️
Windows_3	37.51% <ø> (-0.01%)	⬇️
Windows_4	29.60% <ø> (-0.01%)	⬇️

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[ruanyl]

I suggest to rely on something like app.workspaceAvailability to have a more robust solution so it works generally for all applications.