Fix backward compatibility wheel resolution and improve test coverage

[ravi-databricks]

• Fix backward compatibility wheel dependency resolution
• Improve branch code coverage

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.87%. Comparing base (36893c9) to head (eaf4ca6).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #404      +/-   ##
==========================================
+ Coverage   87.72%   89.87%   +2.15%     
==========================================
  Files          18       18              
  Lines        4228     4228              
  Branches      824      824              
==========================================
+ Hits         3709     3800      +91     
+ Misses        323      239      -84     
+ Partials      196      189       -7     

Flag	Coverage Δ
unittests	89.87% <ø> (+2.15%)	⬆️

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[brij-raghuwanshi-db]

Looks Good.