chore(GAQ): [Merge 5.0] Breaking change: Remove GLOBAL_ASYNC_QUERIES_REDIS_CONFIG

[nsivarajan]

SUMMARY

This PR follows up on #29912 and removes the deprecated GLOBAL_ASYNC_QUERIES_REDIS_CONFIG configuration in favor of the new GLOBAL_ASYNC_QUERIES_CACHE_BACKEND configuration. It is intended to be merged into version 5.0.

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

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 83.75%. Comparing base (76d897e) to head (720a02f).
Report is 738 commits behind head on master.

Files with missing lines	Patch %	Lines
superset/async_events/async_query_manager.py	75.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #30284       +/-   ##
===========================================
+ Coverage   60.48%   83.75%   +23.26%     
===========================================
  Files        1931      534     -1397     
  Lines       76236    38544    -37692     
  Branches     8568        0     -8568     
===========================================
- Hits        46114    32282    -13832     
+ Misses      28017     6262    -21755     
+ Partials     2105        0     -2105     

Flag	Coverage Δ
hive	48.94% <75.00%> (-0.23%)	⬇️
javascript	?
mysql	76.74% <75.00%> (?)
postgres	76.81% <75.00%> (?)
presto	53.44% <75.00%> (-0.37%)	⬇️
python	83.75% <75.00%> (+20.26%)	⬆️
sqlite	76.26% <75.00%> (?)
unit	60.51% <75.00%> (+2.88%)	⬆️

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[rusackas]

I think @villebro has the most context here, so I'll request his review, and re-start our flaky E2E test while I'm at it.