Add schema support for bal persist sql modules

[daneshk]

Purpose

Related Issue: ballerina-platform/ballerina-library#7517

Examples

Checklist

• Linked to an issue
• Updated the specification
• Updated the changelog
• Added tests
• Checked native-image compatibility

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.01%. Comparing base (6a53461) to head (5874269).
Report is 5 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #103      +/-   ##
============================================
+ Coverage     84.94%   85.01%   +0.06%     
  Complexity      298      298              
============================================
  Files            24       24              
  Lines          1767     1775       +8     
  Branches        360      363       +3     
============================================
+ Hits           1501     1509       +8     
  Misses          173      173              
  Partials         93       93              

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