chore: update dependency node to v20.19.6

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/continuous-integration.yml

@@ -74,7 +74,7 @@ jobs:
       - name: Use Node.js 20
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
-          node-version: 20
+          node-version: 20.19.6
           cache: 'npm'
       - name: Bootstrap project
         run: |
@@ -103,7 +103,7 @@ jobs:
       - name: Use Node.js 20
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
-          node-version: 20
+          node-version: 20.19.6
           cache: npm
       - name: Bootstrap project
         run: |
@@ -138,7 +138,7 @@ jobs:
       - name: Use Node.js 20
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
-          node-version: 20
+          node-version: 20.19.6
           cache: npm
       - name: Bootstrap project
         run: |