Remove dependabot groups (redhat-best-practices-for-k8s#229)

Author: sebrandon1

.github/dependabot.yml

@@ -5,26 +5,11 @@ updates:
     directory: /
     schedule:
       interval: weekly
-    groups:
-      dev-dependencies:
-        dependency-type: "development"
-      prod-dependencies:
-        dependency-type: "production"
   - package-ecosystem: github-actions
     directory: /
     schedule:
       interval: daily
-    groups:
-      dev-dependencies:
-        dependency-type: "development"
-      prod-dependencies:
-        dependency-type: "production"
   - package-ecosystem: docker
     directory: /
     schedule:
       interval: weekly
-    groups:
-      dev-dependencies:
-        dependency-type: "development"
-      prod-dependencies:
-        dependency-type: "production"