chore: bump GitHub Actions to latest versions

checkout v4.2.2 -> v6.0.2
setup-node v4.4.0 -> v6.3.0
deploy-pages v4.0.5 -> v5.0.0
upload-pages-artifact already at v5.0.0

Author: bryantbiggs

.github/workflows/docs.yml

@@ -25,9 +25,9 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
-      - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
+      - uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
           node-version: 22
           cache: npm
@@ -58,4 +58,4 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     steps:
       - id: deployment
-        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac590b76de0 # v4.0.5
+        uses: actions/deploy-pages@cd2ce8fcbc39b97be8ca5fce6e763baed58fa128 # v5.0.0