scripts: pixel: Make `build-desc-fingerprint.sh` commit changes

Tests: cd lineage/scripts/pixel && ./build-desc-fingerprint.sh coral flame
Notes: No additional issues added in `shellcheck`
Change-Id: I1810ad996d727337b73c6959aaa37bdcaf0d5e5b
1 file changed
tree: e9b72d102fbdc95e14df4ee1322443411cb9ffc3
  1. pixel/