Bump version for 1.54.0

CloudronManifest.json

@@ -5,7 +5,8 @@
   "description": "file://DESCRIPTION.md",
   "changelog": "file://CHANGELOG",
   "tagline": "Secure & decentralized communication",
-  "version": "1.38.6",
+  "version": "1.39.0",
+  "upstreamVersion": "1.54.0",
   "healthCheckPath": "/",
   "httpPort": 8008,
   "memoryLimit": 536870912,
@@ -30,7 +31,7 @@
   ],
   "changelog": "file://CHANGELOG",
   "postInstallMessage": "file://POSTINSTALL.md",
-  "minBoxVersion": "5.3.0",
+  "minBoxVersion": "7.1.2",
   "forumUrl": "https://forum.cloudron.io/category/50/matrix-synapse-riot",
   "documentationUrl": "https://docs.cloudron.io/apps/synapse/",
   "optionalSso": true