[Backport 2.x] [saved objects] enable deletion of saved objects by type if configured

[opensearch-trigger-bot[bot]]

Backport 7a8c281facb921d4af8aeeaa1ef80adb7d85b2ba from #6443.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 57.14286% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 67.42%. Comparing base (9ff9d51) to head (d5c14e7).

Files	Patch %	Lines
...er/saved_objects/migrations/core/index_migrator.ts	33.33%	5 Missing and 1 partial :warning:
.../core/server/saved_objects/saved_objects_config.ts	0.00%	2 Missing :warning:
...earch_dashboards/opensearch_dashboards_migrator.ts	0.00%	0 Missing and 1 partial :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##              2.x    #6716      +/-   ##
==========================================
- Coverage   67.42%   67.42%   -0.01%     
==========================================
  Files        3442     3442              
  Lines       67802    67821      +19     
  Branches    11018    11022       +4     
==========================================
+ Hits        45716    45726      +10     
- Misses      19420    19427       +7     
- Partials     2666     2668       +2     

Flag	Coverage Δ
Linux_1	33.09% <0.00%> (-0.02%)	:arrow_down:
Linux_2	55.16% <57.14%> (-0.01%)	:arrow_down:
Linux_3	45.17% <0.00%> (-0.03%)	:arrow_down:
Linux_4	34.95% <0.00%> (-0.02%)	:arrow_down:
Windows_1	33.11% <0.00%> (-0.02%)	:arrow_down:
Windows_2	55.13% <57.14%> (-0.01%)	:arrow_down:
Windows_3	45.18% <0.00%> (-0.03%)	:arrow_down:
Windows_4	34.95% <0.00%> (-0.02%)	:arrow_down:

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[ananzh]

ciGroup3 fails on src/plugins/dashboard/public/application/components/dashboard_listing/dashboard_listing.test.tsx, which seems flaky. This PR has no change on dashboard. Also the snapshot update is not valid. Local can't reproduce.

[ZilongX]

Update branch and re-trigger all checks now