Update volume destination paths in service-matrix.json and service-pocketid.json for PostgreSQL data

matrix/service-matrix.json

@@ -39,7 +39,7 @@
             "VOLUMES": [
                 {
                     "SOURCE": "/etc/user/data/matrix/db",
-                    "DEST": "/var/lib/postgresql",
+                    "DEST": "/var/lib/postgresql/data",
                     "TYPE": "rw"
                 }
             ],

pocketid/service-pocketid.json

@@ -36,7 +36,7 @@
             "VOLUMES": [
                 {
                     "SOURCE": "/etc/user/data/pocketid/db",
-                    "DEST": "/var/lib/postgresql",
+                    "DEST": "/var/lib/postgresql/data",
                     "TYPE": "rw"
                 }
             ],