Upgrade Node version from v16 (EOL) to v20 (#9)

Author: mahdi-torabi

action.yaml

@@ -62,5 +62,5 @@ inputs:
     required: false
     default: "none"
 runs:
-  using: 'node16'
+  using: 'node20'
   main: 'dist/index.js'

dist/index.js

@@ -70427,6 +70427,9 @@ function httpRedirectFetch (fetchParams, response) {
     // https://fetch.spec.whatwg.org/#cors-non-wildcard-request-header-name
     request.headersList.delete('authorization')
 
+    // https://fetch.spec.whatwg.org/#authentication-entries
+    request.headersList.delete('proxy-authorization', true)
+
     // "Cookie" and "Host" are forbidden request-headers, which undici doesn't implement.
     request.headersList.delete('cookie')
     request.headersList.delete('host')