Remove robotV1 from code base (#20958)

[sgaist]

This PR remove the deprecated robotV1 code and endpoint.

It was deprecated in 2.4.0.

Issue being fixed

Fixes #20958

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.

[sgaist]

I am unsure which label should be applied since it's the removal of a deprecated API. I would guess release-note/breaking-change is the more suited.

[wy65701436]

@sgaist please help to resolve the conflict, thanks.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 65.99%. Comparing base (c8c11b4) to head (d7074b7).
Report is 292 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main   #20991       +/-   ##
===========================================
+ Coverage   45.36%   65.99%   +20.62%     
===========================================
  Files         244     1048      +804     
  Lines       13333   113539   +100206     
  Branches     2719     2856      +137     
===========================================
+ Hits         6049    74930    +68881     
- Misses       6983    34474    +27491     
- Partials      301     4135     +3834     

Flag	Coverage Δ
unittests	65.99% <ø> (+20.62%)	⬆️

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

Files with missing lines	Coverage Δ
src/server/v2.0/handler/handler.go	0.00% <ø> (ø)

... and 1286 files with indirect coverage changes

[sgaist]

@sgaist please help to resolve the conflict, thanks.

Solved !

[wy65701436]

since, we're in the release cycle of v2.12. I will merge it after we branch v2.12, thanks.

[sgaist]

@wy65701436 Sure thing !

In between, would you be so kind and add the hacktoberfest-accepted label to the PR please ?