fix typo

kubernetes/rpi5-cluster/apps.yaml

@@ -6,7 +6,7 @@ metadata:
 spec:
   interval: 10m0s
   dependsOn:
-    - name: infrustructure
+    - name: infrastructure
   sourceRef:
     kind: GitRepository
     name: flux-system

kubernetes/rpi5-cluster/infrastructure.yaml

@@ -1,14 +1,14 @@
 apiVersion: kustomize.toolkit.fluxcd.io/v1
 kind: Kustomization
 metadata:
-  name: infrustructure
+  name: infrastructure
   namespace: flux-system
 spec:
   interval: 5m0s
   sourceRef:
     kind: GitRepository
     name: flux-system
-  path: ./kubernetes/infrustructure
+  path: ./kubernetes/infrastructure
   prune: true
   wait: true
   timeout: 5m0s