chore(dependabot): split updates for golang

- we had some issues with goilang updates when one faulty package would
  block updating another

Signed-off-by: AtomicFS <vojtech.vesely@9elements.com>

.github/dependabot.yml

@@ -28,11 +28,6 @@ updates:
     schedule:
       interval: 'daily'
       time: '00:00'
-    groups:
-      golang:
-        update-types:
-          - 'minor'
-          - 'patch'
 
   - package-ecosystem: "gitsubmodule"
     directory: "/"