Add vscode configuration for debugging

I didn't end up using this but might in the future.

.vscode/launch.json

@@ -0,0 +1,12 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Debug Android Hermes - Experimental",
+      "request": "launch",
+      "type": "reactnativedirect",
+      "cwd": "${workspaceFolder}",
+      "platform": "android"
+    }
+  ]
+}