remove pnpm version from publish action

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@pullfrog/action",
-  "version": "0.0.36",
+  "version": "0.0.37",
   "type": "module",
   "files": [
     "index.js",
@@ -26,7 +26,6 @@
     "upDeps": "pnpm up --latest",
     "createLockfile": "pnpm --ignore-workspace install"
   },
-  "packageManager": "pnpm@10.18.2",
   "dependencies": {
     "@ark/fs": "0.49.0",
     "@actions/core": "^1.11.1",