using a real conf file for matrix

dezendorf/homelab/k3s/matrix/matrix.yaml

@@ -27,7 +27,7 @@ spec:
         volumeMounts:
           - name: "matrix-homeserver-yaml"
             mountPath: "/data/homeserver.yaml"
-            subPath: "matrix-homeserver.yaml"
+            subPath: "homeserver.yaml"
             readOnly: true
       volumes:
         - name: "matrix-homeserver-yaml"