CI: Node.js v23 (#53)

* Test on Node.js v23

* Lose the arm

* actions/checkout@v4

Author: cclauss

.github/workflows/push.yml

@@ -9,14 +9,15 @@ jobs:
       matrix:
         status: ['current']
         os:
-          - ubuntu-20.04
+          - ubuntu-22.04
         node-version:
           - 12.x
           - 14.x
           - 16.x
           - 18.x
           - 20.x
           - 22.x
+          - 23.x
         include:
           - os: ubuntu-20.04
             node-version: 8.x
@@ -25,7 +26,7 @@ jobs:
             node-version: 10.x
             status: 'deprecated'
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: 'Install apt packages'
         shell: bash
         run: |