Increase source-controller mem limits

Closes: #910

install/flux-patches/source-controller.yaml

+spec:
+  template:
+    spec:
+      containers:
+      - name: manager
+        resources:
+          limits:
+            cpu: "1"
+            memory: 1536Mi
+          requests:
+            cpu: 100m
+            memory: 512Mi

install/install-openappstack.sh

@@ -16,6 +16,11 @@ kubectl patch deployment \
   helm-controller \
   --patch-file "$(dirname "$0")/flux-patches/helm-controller.yaml"
 
+kubectl patch deployment \
+  -n flux-system \
+  source-controller \
+  --patch-file "$(dirname "$0")/flux-patches/source-controller.yaml"
+
 # get current git branch name
 branch=${CI_COMMIT_REF_NAME:-}
 [ -z "$branch" ] && branch=$(git rev-parse --abbrev-ref HEAD)