Added Ghost core + Admin launch config

- this runs the equivalent of `yarn dev` and will just launch Ghost core
  (+ TS) + Admin, saving all of the other supplementary apps being
  launched too

.vscode/launch.json

@@ -4,6 +4,18 @@
     // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
     "version": "0.2.0",
     "configurations": [
+        {
+            "type": "node",
+            "request": "launch",
+            "name": "Ghost core + Admin",
+            "skipFiles": [
+                "<node_internals>/**"
+            ],
+            "program": "${workspaceFolder}/.github/scripts/dev.js",
+            "autoAttachChildProcesses": true,
+            "outputCapture": "std",
+            "console": "integratedTerminal",
+        },
         {
             "type": "node",
             "request": "launch",