gifn-apply: tox.ini: convert to the Tox 4.x format

Change-Id: I0df79f78a9d5adcda1e11a1d8f50a98e5c7f51d8
1 file changed
tree: a0c5a73641dbd461abbd0a3ea77614e31c29e0d8
  1. .gitreview
  2. patches/
  3. tools/