fix review issues

__tests__/installer.test.ts

@@ -400,10 +400,10 @@ describe('setup-node', () => {
     os.platform = 'linux';
     os.arch = 'x64';
 
-    inputs['node-version'] = '12';
+    inputs['node-version'] = '16';
     inputs['corepack'] = 'true';
 
-    const toolPath = path.normalize('/cache/node/12.16.1/x64');
+    const toolPath = path.normalize('/cache/node/16.17.0/x64');
     findSpy.mockReturnValue(toolPath);
     await main.run();
 

action.yml

@@ -15,7 +15,7 @@ inputs:
     description: 'Set this option if you want the action to check for the latest available version that satisfies the version spec.'
     default: 'false'
   corepack:
-    description: 'Set this option if you want to install the core-pack.'
+    description: 'Automatically enables corepack'
     default: 'false'
   registry-url:
     description: 'Optional registry to set up for auth. Will set the registry in a project level .npmrc and .yarnrc file, and set up auth to read in from env.NODE_AUTH_TOKEN.'

docs/advanced-usage.md

@@ -318,7 +318,7 @@ steps:
 - uses: actions/setup-node@v3
   with:
     node-version: '14.x'
-    corepack: enable
+    corepack: true
 ```
 
 It is recommended to configure `package.json#packageManager` if you want to use it.
@@ -327,7 +327,7 @@ e.g.
 ```json
 {
   "name": "example",
-  "packageManager": "pnpm@7.5.2",
+  "packageManager": "pnpm@7.9.5",
   // ...
 }
 ```