chore: 🤖 remove "packageManager" field from package.json

Author: ttskch

.github/workflows/ci.yaml

@@ -15,6 +15,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
+          version: latest
           run_install: false
       - uses: actions/setup-node@v4
         with:

package.json

@@ -7,7 +7,6 @@
   "engines": {
     "node": ">= 20.9 < 23"
   },
-  "packageManager": "pnpm@9.12.3",
   "main": "dist/index.js",
   "exports": {
     ".": {