POC: Improve JDBC driver performance using ByteBufferManager for TDS packet handling

[Ananya2]

This POC introduces a ByteBufferManager and BufferPool implementation in the JDBC driver to optimize memory usage during TDS packet processing.

[codecov]

Codecov Report

Attention: Patch coverage is 86.84211% with 5 lines in your changes missing coverage. Please review.

Project coverage is 51.87%. Comparing base (52303d8) to head (30dd55e).
Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
...om/microsoft/sqlserver/jdbc/ByteBufferManager.java	78.94%	1 Missing and 3 partials ⚠️
.../java/com/microsoft/sqlserver/jdbc/BufferPool.java	90.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #2671      +/-   ##
============================================
+ Coverage     51.62%   51.87%   +0.24%     
- Complexity     4006     4045      +39     
============================================
  Files           147      149       +2     
  Lines         33804    33836      +32     
  Branches       5652     5654       +2     
============================================
+ Hits          17453    17553     +100     
+ Misses        13888    13811      -77     
- Partials       2463     2472       +9     

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