[CI] dial back renovate frequency, enable automerge. disable CAPI/CAPL dep updates (#538)

* dial back renovate frequency, enable automerge

* exclude this flaking test

* exclude CAPI and CAPL from automatic updates

Author: AshleyDumaine

e2e/test/lb-created-with-unreserved-ip/chainsaw-test.yaml

@@ -4,7 +4,7 @@ kind: Test
 metadata:
   name: lb-created-with-unreserved-ip
   labels:
-    all:
+    # all: # Excluded from all until this stops flaking
     lke:
 spec:
   namespace: "lb-created-with-unreserved-ip"

renovate.json5

@@ -4,14 +4,15 @@
     "config:recommended"
   ],
   "schedule": [
-    "* * * * 0,6",
+    "* 0 1,15 * *",
   ],
   "labels": ["dependencies"],
   "postUpdateOptions": ["gomodTidy"],
   "vulnerabilityAlerts": {
     "enabled": true
   },
   "osvVulnerabilityAlerts": true,
+  "platformAutomerge": true,
   "customManagers": [
     {
       "customType": "regex",
@@ -27,6 +28,17 @@
     }
   ],
   "packageRules": [
+    {
+      "matchUpdateTypes": ["minor", "patch", "pin", "digest"],
+      "automerge": true,
+    },
+    {
+      "matchPackageNames": [
+        "/cluster-api/",
+        "/cluster-api-provider-linode/",
+      ],
+      "enabled": false,
+    },
     {
       "groupName": "kubernetes",
       "groupSlug": "kubernetes-go",