Remove old config, group all non-major updates

Signed-off-by: Max Dymond <[email protected]>

Author: maxdymond

.github/dependabot.yml

@@ -1,6 +1,10 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
-    "config:recommended"
+    "config:recommended",
+    "group:allNonMajor"
+  ],
+  "reviewers": [
+    "maxdymond"
   ]
 }