chore(deps): bump actions/setup-node from 5.0.0 to 6.4.0

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 5.0.0 to 6.4.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@a0853c2...48b55a0)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/ci.yaml

@@ -97,7 +97,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Set up Node
-        uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v6.0.0
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.0.0
         with:
           node-version: "20"
       - name: Run markdownlint-cli2
@@ -119,7 +119,7 @@ jobs:
         with:
           version: 10.33.2
       - name: Set up Node
-        uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v6.0.0
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.0.0
         with:
           node-version: "22"
           cache: "pnpm"

.github/workflows/scan.yaml

@@ -247,7 +247,7 @@ jobs:
         with:
           version: 10.33.2
       - name: Set up Node
-        uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v6.0.0
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.0.0
         with:
           node-version: "22"
           cache: "pnpm"