buf fixes for crescent address decoding and test file updates

[muku314115]

1. Summary

Fixes # (issue)

2.Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

3. Implementation details

4. How to test/use

5. Checklist

• Does the Readme need to be updated?

6. Limitations (optional)

7. Future Work (optional)

[codecov-commenter]

Codecov Report

Merging #524 (55cd9e7) into develop (7135ac9) will decrease coverage by 0.01%.
The diff coverage is 28.57%.

@@             Coverage Diff             @@
##           develop     #524      +/-   ##
===========================================
- Coverage    53.65%   53.64%   -0.01%     
===========================================
  Files          186      186              
  Lines        14635    14627       -8     
===========================================
- Hits          7852     7847       -5     
+ Misses        6126     6124       -2     
+ Partials       657      656       -1     

Flag	Coverage Δ
unittests	53.64% <28.57%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
x/participationrewards/keeper/msg_server.go	76.59% <ø> (ø)
x/participationrewards/types/submodule_crescent.go	22.85% <0.00%> (-3.07%)	⬇️
x/participationrewards/keeper/callbacks.go	44.31% <25.00%> (-0.31%)	⬇️
.../participationrewards/keeper/submodule_crescent.go	74.76% <100.00%> (ø)

[ajansari95]

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