Remove ignore section from dependabot

Signed-off-by: Christian König <ckoenig@posteo.de>

.github/dependabot.yml

@@ -9,18 +9,6 @@ updates:
   open-pull-requests-limit: 10
   target-branch: devel
   versioning-strategy: increase
-  ignore:
-  - dependency-name: postcss
-    versions:
-    - 8.2.6
-    - 8.2.7
-  - dependency-name: xo
-    versions:
-    - 0.38.1
-  - dependency-name: autoprefixer
-    versions:
-    - 10.2.3
-    - 10.2.4
   reviewers:
     - "pi-hole/web-maintainers"
 - package-ecosystem: github-actions