fix(chart & explore): Show labels for SliderControl

[prosdev0107]

SUMMARY

[Charts in explore] Labels are missing for some controls on Customize tab (Graph chart)

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

BEFORE:

AFTER:

TESTING INSTRUCTIONS

How to reproduce issues

1. Open a graph chart in explore
2. Toggle to Customize tab
3. Pay attention to the controls at the bottom

This issue is happened on some other charts as well as Graph chart

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 #19765 (a5285a7) into master (cf51459) will decrease coverage by 0.16%.
The diff coverage is 66.66%.

❗ Current head a5285a7 differs from pull request most recent head e66dd36. Consider uploading reports for the commit e66dd36 to get more accurate results

@@            Coverage Diff             @@
##           master   #19765      +/-   ##
==========================================
- Coverage   66.51%   66.34%   -0.17%     
==========================================
  Files        1687     1690       +3     
  Lines       64618    64617       -1     
  Branches     6646     6656      +10     
==========================================
- Hits        42978    42871     -107     
- Misses      19940    20045     +105     
- Partials     1700     1701       +1     

Flag	Coverage Δ
hive	?
javascript	51.19% <66.66%> (+<0.01%)	⬆️
presto	?

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

Impacted Files	Coverage Δ
superset-frontend/src/components/Chart/Chart.jsx	52.54% <0.00%> (+2.54%)	⬆️
.../src/explore/components/ControlPanelsContainer.tsx	79.80% <ø> (ø)
.../src/explore/components/controls/SliderControl.tsx	0.00% <0.00%> (ø)
superset/db_engine_specs/pinot.py	97.36% <ø> (ø)
superset/reports/api.py	89.84% <ø> (ø)
.../explore/components/ExploreViewContainer/index.jsx	52.29% <10.00%> (-2.60%)	⬇️
...perset-frontend/src/views/CRUD/alert/AlertList.tsx	65.30% <33.33%> (-1.37%)	⬇️
...frontend/src/components/ImportModal/ErrorAlert.tsx	40.00% <40.00%> (ø)
...rset-frontend/src/components/ImportModal/index.tsx	73.17% <50.00%> (+0.67%)	⬆️
...t-frontend/src/explore/components/ExploreAlert.tsx	58.33% <58.33%> (ø)
... and 15 more

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