ci: use .nvmrc for setup-node version in codeql/release workflows

.github/workflows/codeql.yml

@@ -51,7 +51,7 @@ jobs:
         if: matrix.language == 'go'
         uses: actions/setup-node@v6
         with:
-          node-version: '22'
+          node-version-file: .nvmrc
           cache: 'npm'
           cache-dependency-path: frontend/package-lock.json
 

.github/workflows/release.yml

@@ -59,7 +59,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v6
         with:
-          node-version: '22'
+          node-version-file: .nvmrc
           cache: 'npm'
           cache-dependency-path: frontend/package-lock.json
 
@@ -210,7 +210,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v6
         with:
-          node-version: '22'
+          node-version-file: .nvmrc
           cache: 'npm'
           cache-dependency-path: frontend/package-lock.json