chore: exclude parquet from dependabot as well

[rtyler]

follows the same release cadence as arrow

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 72.48%. Comparing base (cba7f68) to head (5beaa76).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2874      +/-   ##
==========================================
- Coverage   72.52%   72.48%   -0.04%     
==========================================
  Files         132      132              
  Lines       40057    40057              
  Branches    40057    40057              
==========================================
- Hits        29050    29035      -15     
- Misses       9156     9157       +1     
- Partials     1851     1865      +14     

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