fix: remove static volumeNames for GCP migration, fix redis image tag

Dynamic PVC provisioning needed on new GCP instance.
Redis image 7.4.3-debian-12-r0 was removed from Docker Hub;
use floating 7.4-debian-12 tag instead.

servers/legion/apps/redis.yaml

@@ -8,12 +8,14 @@ spec:
   source:
     repoURL: registry-1.docker.io/bitnamicharts
     chart: redis
-    targetRevision: ">=20.0.0, <21.0.0"
+    targetRevision: ">=20.0.0"
     helm:
       values: |
         auth:
           enabled: false
         architecture: standalone
+        image:
+          tag: 7.4-debian-12
         master:
           persistence:
             size: 5Gi

servers/legion/k8s/adguard/pvc.yaml

@@ -6,7 +6,6 @@ metadata:
   namespace: dns
 spec:
   storageClassName: local-path
-  volumeName: pvc-471e439b-2a69-49fc-9704-4dec6df93855
   accessModes:
     - ReadWriteOnce
   resources:
@@ -20,7 +19,6 @@ metadata:
   namespace: dns
 spec:
   storageClassName: local-path
-  volumeName: pvc-8b8c53fb-b16d-4896-8827-042b7bcbe2dd
   accessModes:
     - ReadWriteOnce
   resources:

servers/legion/k8s/headscale/pvc.yaml

@@ -5,7 +5,6 @@ metadata:
   namespace: headscale
 spec:
   storageClassName: local-path
-  volumeName: pvc-0577c988-84d6-40d2-889e-38b3e98fc0c7
   accessModes:
     - ReadWriteOnce
   resources:

servers/legion/k8s/neuron/pvc.yaml

@@ -5,7 +5,6 @@ metadata:
   namespace: neuron
 spec:
   storageClassName: local-path
-  volumeName: pvc-87da7604-ee6b-49cb-a2f8-cdc7bff0f81d
   accessModes:
     - ReadWriteOnce
   resources:

servers/legion/k8s/ollama/pvc.yaml

@@ -5,7 +5,6 @@ metadata:
   namespace: ollama
 spec:
   storageClassName: local-path
-  volumeName: pvc-8678c279-9ca0-4d2c-ae87-863c50fd32f5
   accessModes:
     - ReadWriteOnce
   resources:

servers/legion/k8s/packages/pvc.yaml

@@ -6,7 +6,6 @@ metadata:
   namespace: packages
 spec:
   storageClassName: local-path
-  volumeName: pvc-3eb09a5d-3e2f-4d5e-a5ca-9e0a11d03795
   accessModes:
     - ReadWriteOnce
   resources:
@@ -20,7 +19,6 @@ metadata:
   namespace: packages
 spec:
   storageClassName: local-path
-  volumeName: pvc-4685c41f-5936-459f-a468-09d775296e5d
   accessModes:
     - ReadWriteOnce
   resources: