Remove app which is gone away now

deploy/apps.coopcloud.tech/apps.json

@@ -1315,25 +1315,6 @@
         "versions": {},
         "website": ""
     },
-    "opencpu-rstudio": {
-        "category": "",
-        "default_branch": "main",
-        "description": "OpenCPU stable release with rstudio-server",
-        "features": {},
-        "icon": "https://git.autonomic.zone/repo-avatars/244-4b521501493c7a3e60af4fbd1c1ac918",
-        "name": "opencpu-rstudio",
-        "repository": "https://git.autonomic.zone/coop-cloud/opencpu-rstudio.git",
-        "versions": {
-            "2.1.7": {
-                "app": {
-                    "digest": "c036fae9",
-                    "image": "opencpu/rstudio",
-                    "tag": "2.1.7"
-                }
-            }
-        },
-        "website": ""
-    },
     "osticket": {
         "category": "App",
         "default_branch": "main",
@@ -2309,4 +2290,4 @@
         },
         "website": "https://github.com/znc/znc"
     }
-}
+}