Update action to node20

Author: takost

.github/workflows/check-dist.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 20.x
           cache: 'npm'
 
       - name: Install dependencies

.github/workflows/check-formatting.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 20.x
           cache: 'npm'
 
       - name: Install dependencies

.github/workflows/lint.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 20.x
           cache: npm
 
       - name: Install dependencies

.github/workflows/rebuild-dependabot-prs.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Setup Node.JS
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 20.x
           cache: 'npm'
 
       - name: Install dependencies

.github/workflows/test.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Setup Node.JS
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 20.x
           cache: 'npm'
 
       - name: Install dependencies

action.yml

@@ -2,7 +2,7 @@ name: 'Configure GitHub Pages'
 description: 'A GitHub Action to enable Pages, extract various metadata about a site, and configure some supported static site generators.'
 author: 'GitHub'
 runs:
-  using: 'node16'
+  using: 'node20'
   main: 'dist/index.js'
 inputs:
   static_site_generator: