fix(deps): update dependency @netlify/ipx to ^1.2.1 (#1534)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -10,7 +10,7 @@
   ],
   "dependencies": {
     "@netlify/functions": "^1.1.0",
-    "@netlify/ipx": "^1.2.0",
+    "@netlify/ipx": "^1.2.1",
     "@vercel/node-bridge": "^2.1.0",
     "chalk": "^4.1.2",
     "fs-extra": "^10.0.0",