fix: add workerd export to devtools package

Author: dario-piotrowicz

.changeset/fair-hoops-invite.md

@@ -0,0 +1,5 @@
+---
+'@tanstack/devtools': minor
+---
+
+add `workers` export

packages/devtools/package.json

@@ -33,6 +33,10 @@
       "types": "./dist/index.d.ts",
       "import": "./dist/server.js"
     },
+    "workerd": {
+      "types": "./dist/index.d.ts",
+      "import": "./dist/server.js"
+    },
     "types": "./dist/index.d.ts",
     "import": "./dist/index.js"
   },