chore: remove SIP_34_SAVED_QUERIES_UI feature flag

[lilykuang]

SUMMARY

SIP_34_SAVED_QUERIES_UI was added to hide saved queries CRUD view UI while developing. The feature is ready to use.

• removed SIP_34_SAVED_QUERIES_UI flag
• only use ENABLE_REACT_CRUD_VIEWS flag

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

TEST PLAN

ADDITIONAL INFORMATION

• Has associated issue:
• Changes UI
• Requires DB Migration.
• Confirm DB Migration upgrade and downgrade tested.
• Introduces new feature or API
• Removes existing feature or API

[codecov-io]

Codecov Report

Merging #11175 into master will decrease coverage by 5.59%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #11175      +/-   ##
==========================================
- Coverage   61.67%   56.08%   -5.60%     
==========================================
  Files         828      403     -425     
  Lines       39117    13370   -25747     
  Branches     3687     3424     -263     
==========================================
- Hits        24126     7498   -16628     
+ Misses      14810     5688    -9122     
- Partials      181      184       +3     

Flag	Coverage Δ
#cypress	56.08% <ø> (?)
#javascript	?
#python	?

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

Impacted Files	Coverage Δ
superset-frontend/src/featureFlags.ts	100.00% <ø> (+12.50%)	⬆️
superset-frontend/src/views/CRUD/data/common.ts	100.00% <ø> (ø)
...uperset-frontend/src/dashboard/util/dnd-reorder.js	0.00% <0.00%> (-100.00%)	⬇️
...rset-frontend/src/dashboard/util/getEmptyLayout.js	0.00% <0.00%> (-100.00%)	⬇️
...rc/dashboard/util/getLayoutComponentFromChartId.js	0.00% <0.00%> (-100.00%)	⬇️
...dashboard/components/resizable/ResizableHandle.jsx	0.00% <0.00%> (-100.00%)	⬇️
.../src/dashboard/util/getFilterScopeFromNodesTree.js	0.00% <0.00%> (-93.48%)	⬇️
superset-frontend/src/common/components/Modal.tsx	6.66% <0.00%> (-93.34%)	⬇️
.../src/dashboard/components/FilterIndicatorGroup.jsx	11.76% <0.00%> (-88.24%)	⬇️
...c/explore/components/controls/withVerification.jsx	9.09% <0.00%> (-87.88%)	⬇️
... and 720 more

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