fix: Most common flaky Cypress tests

[geido]

SUMMARY

This PR attempts to fix some of the most common flaky Cypress tests

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

N.A.

TESTING INSTRUCTIONS

All tests should pass

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

Merging #21941 (098279d) into master (fa67315) will decrease coverage by 0.16%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #21941      +/-   ##
==========================================
- Coverage   66.95%   66.78%   -0.17%     
==========================================
  Files        1807     1807              
  Lines       69182    69185       +3     
  Branches     7402     7402              
==========================================
- Hits        46319    46208     -111     
- Misses      20952    21066     +114     
  Partials     1911     1911              

Flag	Coverage Δ
hive	?
javascript	53.39% <ø> (+<0.01%)	⬆️
mysql	78.37% <ø> (ø)
postgres	78.43% <ø> (ø)
presto	?
python	81.15% <ø> (-0.35%)	⬇️
sqlite	76.92% <ø> (ø)
unit	51.06% <ø> (ø)

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

Impacted Files	Coverage Δ
superset/db_engines/hive.py	0.00% <0.00%> (-85.19%)	⬇️
superset/db_engine_specs/hive.py	71.14% <0.00%> (-16.21%)	⬇️
superset/db_engine_specs/presto.py	81.05% <0.00%> (-6.73%)	⬇️
superset/models/sql_lab.py	72.83% <0.00%> (-1.97%)	⬇️
superset/connectors/sqla/models.py	90.31% <0.00%> (-0.70%)	⬇️
superset/db_engine_specs/base.py	89.38% <0.00%> (-0.32%)	⬇️
superset/models/core.py	89.88% <0.00%> (-0.24%)	⬇️
superset/utils/core.py	90.21% <0.00%> (-0.11%)	⬇️
...ackages/superset-ui-core/src/utils/featureFlags.ts	100.00% <0.00%> (ø)

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[stephenLYZ]

LGTM

[jinghua-qa]

LGTM