Log Message:
xfce4-exo: update to 0.12.11

Remove pkgsrc patch now that it's applied in an upstream release.

Change log:

0.12.11
======
- General:
  - Bump documentation dates
  - Add *.mo to .gitignore
- Bug Fixes:
  - Revert padding patches that add too much padding in the Thunar
    compact view (Xfce #16196)