Ensure running server from VSCode enables dev mode (#88986)

.vscode/launch.json

@@ -9,7 +9,7 @@
       "program": "${workspaceFolder}/pkg/cmd/grafana/",
       "env": {},
       "cwd": "${workspaceFolder}",
-      "args": ["server", "--homepath", "${workspaceFolder}", "--packaging", "dev"]
+      "args": ["server", "--homepath", "${workspaceFolder}", "--packaging", "dev", "cfg:app_mode=development"]
     },
     {
       "name": "Run API Server (testdata)",
@@ -44,7 +44,7 @@
       "request": "launch",
       "mode": "auto",
       "program": "${workspaceFolder}/pkg/cmd/grafana/",
-      "env": {"GF_GRAFANA_APISERVER_STORAGE_TYPE": "unified-grpc"},
+      "env": { "GF_GRAFANA_APISERVER_STORAGE_TYPE": "unified-grpc" },
       "cwd": "${workspaceFolder}",
       "args": ["server", "--homepath", "${workspaceFolder}", "--packaging", "dev"]
     },
@@ -54,7 +54,7 @@
       "request": "launch",
       "mode": "auto",
       "program": "${workspaceFolder}/pkg/cmd/grafana/",
-      "env": {"GF_DEFAULT_TARGET": "storage-server","GF_SERVER_HTTP_PORT": "3001"},
+      "env": { "GF_DEFAULT_TARGET": "storage-server", "GF_SERVER_HTTP_PORT": "3001" },
       "cwd": "${workspaceFolder}",
       "args": ["server", "target", "--homepath", "${workspaceFolder}", "--packaging", "dev"]
     },