Update codeberg.org/forgejo/forgejo Docker tag to v15

adminer/compose.yaml

@@ -1,7 +1,7 @@
 services:
   adminer:
     container_name: adminer
-    image: docker.io/library/adminer:5.4.2@sha256:6de28d31ace560fc6b82a691a806452e8ab1cf85969049a493497deb9087b570
+    image: docker.io/library/adminer:5.4.2@sha256:16a72c6140f64d00a3a9edf8d3d3b18a7b0a29ca31b0453378d9eb71f01f9e34
     restart: unless-stopped
     ports:
       - ${PORT}:8080

forgejo/compose.yaml

@@ -1,7 +1,7 @@
 services:
   forgejo:
     container_name: forgejo
-    image: codeberg.org/forgejo/forgejo:14.0.3-rootless@sha256:3bde16a366e57f37c09599b77ceb83ed05b1934f8224072f8140bc66cf243608
+    image: codeberg.org/forgejo/forgejo:15.0.0-rootless@sha256:ab6ca32ae0d5af2494b77aa22dd5cd2f24087f4325b396d09188b695ce004e24
     restart: unless-stopped
     user: ${PUID}:${PGID}
     volumes: