chore(pylint): Reenable too-many-lines check

[john-bodley]

SUMMARY

Re-enabling the Pylint too-many-lines check.

TESTING INSTRUCTIONS

CI.

ADDITIONAL INFORMATION

• Has associated issue: [SIP-46] Proposal for strict Pylint enforcement #9953
• 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 #16287 (7bd0b71) into master (c6ac107) will decrease coverage by 0.13%.
The diff coverage is n/a.

❗ Current head 7bd0b71 differs from pull request most recent head 18c1274. Consider uploading reports for the commit 18c1274 to get more accurate results

@@            Coverage Diff             @@
##           master   #16287      +/-   ##
==========================================
- Coverage   76.93%   76.80%   -0.14%     
==========================================
  Files        1007     1007              
  Lines       54108    54108              
  Branches     7344     7344              
==========================================
- Hits        41629    41558      -71     
- Misses      12239    12310      +71     
  Partials      240      240              

Flag	Coverage Δ
hive	?
mysql	81.64% <ø> (-0.04%)	⬇️
postgres	81.74% <ø> (+0.03%)	⬆️
presto	81.57% <ø> (+0.03%)	⬆️
python	81.99% <ø> (-0.26%)	⬇️
sqlite	81.31% <ø> (-0.04%)	⬇️

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

Impacted Files	Coverage Δ
superset/charts/api.py	85.82% <ø> (ø)
superset/charts/schemas.py	100.00% <ø> (ø)
superset/config.py	91.41% <ø> (ø)
superset/connectors/sqla/models.py	89.46% <ø> (-0.24%)	⬇️
superset/databases/api.py	92.95% <ø> (ø)
superset/db_engine_specs/base.py	88.39% <ø> (ø)
superset/db_engine_specs/presto.py	89.95% <ø> (-0.42%)	⬇️
superset/examples/countries.py	0.00% <ø> (ø)
superset/security/manager.py	91.84% <ø> (ø)
superset/utils/core.py	89.76% <ø> (-0.13%)	⬇️
... and 7 more

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