Force change permissions before deleting directory

[SitiSchu]

Fixes #1493

This will skip the permission checks before deleting a directory since they don't seem to work on Windows. Also, if we're deleting a folder the permissions aren't really that important.

[codecov[bot]]

Codecov Report

:x: Patch coverage is 0% with 4 lines in your changes missing coverage. Please review. :white_check_mark: Project coverage is 59.78%. Comparing base (fca0b86) to head (cd23839).

Files with missing lines	Patch %	Lines
src/rez/utils/filesystem.py	0.00%	4 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1940      +/-   ##
==========================================
- Coverage   60.01%   59.78%   -0.24%     
==========================================
  Files         163      163              
  Lines       20098    20003      -95     
  Branches     3494     3492       -2     
==========================================
- Hits        12062    11958     -104     
- Misses       7224     7229       +5     
- Partials      812      816       +4     

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