use plain old node20

Author: GrantBirki

.node-version

@@ -1 +1 @@
-20.6.0
+20.0.0

package.json

@@ -5,7 +5,7 @@
   "version": "1.5.1",
   "description": "GitHub Action for creating a GitHub App Installation Access Token",
   "scripts": {
-    "build": "esbuild main.js post.js --bundle --outdir=dist --out-extension:.js=.cjs --platform=node --target=node20.6.0",
+    "build": "esbuild main.js post.js --bundle --outdir=dist --out-extension:.js=.cjs --platform=node --target=node20.0.0",
     "test": "c8 --100 ava tests/index.js",
     "coverage": "c8 report --reporter html",
     "postcoverage": "open-cli coverage/index.html"