let Dependabot upgrade our Dockerfile (github#26115)

peterbe · web-flow · commit 142ffd019b59 · 2022-03-11T14:41:35.000-05:00
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
@@ -26,7 +26,3 @@ updates:
     schedule:
       interval: weekly
       day: thursday
-    ignore:
-      - dependency-name: '*'
-        update-types:
-          ['version-update:semver-patch', 'version-update:semver-minor']
