Revert "Replace nested workspace configuration with top-level configuration (MetaMask#3094)"

This reverts commit 95076bf.

Author: Mrtenz

package.json

@@ -8,9 +8,7 @@
   },
   "files": [],
   "workspaces": [
-    "packages/*",
-    "packages/examples/packages/*",
-    "packages/examples/packages/invoke-snap/packages/*"
+    "packages/*"
   ],
   "scripts": {
     "build": "ts-bridge --project tsconfig.build.json --verbose",

packages/examples/package.json

@@ -19,6 +19,9 @@
   "license": "(MIT-0 OR Apache-2.0)",
   "sideEffects": false,
   "files": [],
+  "workspaces": [
+    "packages/*"
+  ],
   "scripts": {
     "build": "yarn workspaces foreach --worktree --parallel --verbose --no-private run build",
     "build:clean": "yarn clean && yarn build",

packages/examples/packages/invoke-snap/package.json

@@ -19,6 +19,9 @@
   "license": "(MIT-0 OR Apache-2.0)",
   "sideEffects": false,
   "files": [],
+  "workspaces": [
+    "packages/*"
+  ],
   "scripts": {
     "build": "yarn workspaces foreach --worktree --parallel --verbose run build",
     "build:clean": "yarn clean && yarn build",