[DPE-8337] Disable Patroni config to prevent possible data loss

[dragomirp]

Port of canonical/postgresql-operator#1173

Disable data directory removal

Checklist

• I have added or updated any relevant documentation.
• I have cleaned any remaining cloud resources from my accounts.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.22%. Comparing base (3e2cfdd) to head (2fe62f3).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1106   +/-   ##
=======================================
  Coverage   73.22%   73.22%           
=======================================
  Files          15       15           
  Lines        3929     3929           
  Branches      577      577           
=======================================
  Hits         2877     2877           
  Misses        836      836           
  Partials      216      216           

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