Still hoist direct dependency of vega extensions

Otherwise we don't hoist the widgets package and end up with two versions

dev_mode/package.json

@@ -4,7 +4,7 @@
   "private": true,
   "workspaces": {
     "nohoist": [
-      "**/vega*/**"
+      "@jupyterlab/vega*-extension/vega*/**"
     ]
   },
   "scripts": {

jupyterlab/staging/package.json

@@ -4,7 +4,7 @@
   "private": true,
   "workspaces": {
     "nohoist": [
-      "**/vega*/**"
+      "@jupyterlab/vega*-extension/vega*/**"
     ]
   },
   "scripts": {

package.json

@@ -17,7 +17,7 @@
       "jupyterlab/tests/mock_packages/extension"
     ],
     "nohoist": [
-      "**/vega*/**"
+      "@jupyterlab/vega*-extension/vega*/**"
     ]
   },
   "scripts": {