Update node selectors and Plex version

- Update Plex: 1.41.3 → 1.41.8
- Fix deprecated node selector: beta.kubernetes.io/arch → kubernetes.io/arch
- Add ARM64 node selector for Transmission

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

plex_values.yml

@@ -2,7 +2,7 @@ claimToken: "claim-Ku2YYmJzDB1mpyG6YD7x"
 
 image:
   repository: linuxserver/plex
-  tag: 1.41.3
+  tag: 1.41.8
   pullPolicy: Always
 
 
@@ -19,7 +19,7 @@ rbac:
   create: true
 
 nodeSelector:
-  beta.kubernetes.io/arch: amd64
+  kubernetes.io/arch: amd64
 
 persistence:
   transcode:

transmission_values.yml

@@ -55,3 +55,6 @@ volumeMounts:
 
 securityContext:
   privileged: true
+
+nodeSelector:
+  kubernetes.io/arch: arm64