[CLIENT-3752] Finalize naming and fix bugs related to path expressions.

[juliannguyen4]

• Finalize naming for path expressions
• Add missing LoopVarBlob, LoopVarBool, and ResultRemove expressions

TODO

Documentation

• https://aerospike-python-client--857.org.readthedocs.build/en/857/aerospike.html#transaction-state

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 83.31%. Comparing base (93a9c54) to head (e1a0802).
⚠️ Report is 11 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev     #857      +/-   ##
==========================================
+ Coverage   83.29%   83.31%   +0.01%     
==========================================
  Files          99       99              
  Lines       14365    14382      +17     
==========================================
+ Hits        11965    11982      +17     
  Misses       2400     2400              

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