rm trailing comma

tsconfig.json

@@ -20,7 +20,7 @@
     "packages/*/types/index.d.ts",
     "packages/*/types/*-tests.ts",
     "packages/@uppy/*/types/index.d.ts",
-    "packages/@uppy/*/types/*-tests.ts",
+    "packages/@uppy/*/types/*-tests.ts"
   ],
   "exclude": [
     "packages/@uppy/companion"