rename the conversation and interaction indices to memory meta

[Zhangxunmt]

Description

1693

Issues Resolved

[List any issues this PR will resolve]

Check List

• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• Commits are signed per the DCO using --signoff

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (1b9b911) 66.48% compared to head (9aba048) 66.50%.

Additional details and impacted files

@@                        Coverage Diff                        @@
##             feature/agent_framework_dev    #1694      +/-   ##
=================================================================
+ Coverage                          66.48%   66.50%   +0.01%     
- Complexity                          2528     2530       +2     
=================================================================
  Files                                233      233              
  Lines                              12637    12637              
  Branches                            1278     1278              
=================================================================
+ Hits                                8402     8404       +2     
+ Misses                              3676     3673       -3     
- Partials                             559      560       +1     

Flag	Coverage Δ
ml-commons	66.50% <ø> (+0.01%)	⬆️

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