Github actions: Bump Node versions

Author: thim81

.github/workflows/npm-publish.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: 20
+          node-version: 24
       - run: npm ci
       - run: npm test
 

.github/workflows/npm-test.yml

@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [ '20', '22' ]
+        node-version: [ '24', '26' ]
 
     steps:
       - uses: actions/checkout@v4