chore: update docs action to node 22

Author: adrianschubek

.github/workflows/docs.yml

@@ -38,7 +38,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 22
           cache: npm
           cache-dependency-path: docs/package-lock.json