Remove baseUrl from tsconfig

See vuejs/create-vue#607

Author: bblanchon

tsconfig.app.json

@@ -9,7 +9,6 @@
   "compilerOptions": {
     "composite": true,
     "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo",
-    "baseUrl": ".",
     "paths": {
       "@/*": [
         "./src/*"