Let renovate bump go versions (#768)

Author: lucacome

go.mod

@@ -1,6 +1,5 @@
 module github.com/nginxinc/nginx-asg-sync
 
-// renovate: datasource=golang-version depName=golang
 go 1.22.5
 
 require (

renovate.json

@@ -3,5 +3,13 @@
   "extends": [
     "github>nginxinc/k8s-common",
     "schedule:earlyMondays"
+  ],
+  "packageRules": [
+    {
+      "matchDatasources": [
+        "golang-version"
+      ],
+      "rangeStrategy": "bump"
+    }
   ]
 }