chore: upgrade Pillow

[betodealmeida]

SUMMARY

Upgrade Pillow due to https://security.snyk.io/vuln/SNYK-PYTHON-PILLOW-2397241.

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

Merging #19674 (9206783) into master (224769b) will decrease coverage by 12.66%.
The diff coverage is n/a.

❗ Current head 9206783 differs from pull request most recent head df3dbad. Consider uploading reports for the commit df3dbad to get more accurate results

@@             Coverage Diff             @@
##           master   #19674       +/-   ##
===========================================
- Coverage   66.50%   53.84%   -12.67%     
===========================================
  Files        1683     1683               
  Lines       64520    64520               
  Branches     6607     6607               
===========================================
- Hits        42910    34738     -8172     
- Misses      19916    28088     +8172     
  Partials     1694     1694               

Flag	Coverage Δ
hive	52.70% <ø> (+<0.01%)	⬆️
mysql	?
postgres	?
presto	52.55% <ø> (+<0.01%)	⬆️
python	56.65% <ø> (-25.79%)	⬇️
sqlite	?
unit	47.75% <ø> (ø)

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

Impacted Files	Coverage Δ
superset/utils/dashboard_import_export.py	0.00% <0.00%> (-100.00%)	⬇️
superset/key_value/commands/upsert.py	0.00% <0.00%> (-89.59%)	⬇️
superset/key_value/commands/update.py	0.00% <0.00%> (-89.37%)	⬇️
superset/key_value/commands/delete.py	0.00% <0.00%> (-85.30%)	⬇️
superset/key_value/commands/delete_expired.py	0.00% <0.00%> (-80.77%)	⬇️
superset/dashboards/commands/importers/v0.py	14.79% <0.00%> (-75.15%)	⬇️
superset/datasets/commands/importers/v0.py	24.82% <0.00%> (-68.80%)	⬇️
superset/databases/commands/test_connection.py	31.42% <0.00%> (-68.58%)	⬇️
superset/datasets/commands/update.py	25.88% <0.00%> (-68.24%)	⬇️
superset/datasets/commands/create.py	30.18% <0.00%> (-67.93%)	⬇️
... and 267 more

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