chore(api v1): Deprecate superset/override_role_permissions endpoint

[jfrag1]

SUMMARY

This endpoint is not called from client side code at all, so this endpoint should be able to be safely deprecated and removed in 3.0.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

TESTING INSTRUCTIONS

ADDITIONAL INFORMATION

• Has associated issue:
• Required feature flags:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[jfrag1]

Only removing since I noticed it was duplicated a couple lines below

[codecov]

Codecov Report

Merging #23714 (437eae5) into master (810f52b) will increase coverage by 0.00%.
The diff coverage is 100.00%.

❗ Current head 437eae5 differs from pull request most recent head 10b0d59. Consider uploading reports for the commit 10b0d59 to get more accurate results

@@           Coverage Diff           @@
##           master   #23714   +/-   ##
=======================================
  Coverage   68.09%   68.10%           
=======================================
  Files        1922     1922           
  Lines       74046    74047    +1     
  Branches     8104     8104           
=======================================
+ Hits        50420    50427    +7     
+ Misses      21552    21545    -7     
- Partials     2074     2075    +1     

Flag	Coverage Δ
hive	53.18% <100.00%> (+<0.01%)	⬆️
mysql	79.21% <100.00%> (+<0.01%)	⬆️
postgres	79.29% <100.00%> (+<0.01%)	⬆️
presto	53.09% <100.00%> (+<0.01%)	⬆️
python	83.14% <100.00%> (+<0.01%)	⬆️
sqlite	77.79% <100.00%> (+<0.01%)	⬆️
unit	53.02% <100.00%> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
...frontend/src/SqlLab/components/SqlEditor/index.jsx	58.28% <ø> (+1.60%)	⬆️
.../features/databases/DatabaseModal/ExtraOptions.tsx	70.37% <ø> (ø)
superset/security/manager.py	95.96% <ø> (ø)
superset/views/core.py	75.31% <100.00%> (+0.01%)	⬆️

... and 1 file with indirect coverage changes

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