Update Node.js version in build workflows to 22 and upgrade artifact upload action to v4

Author: sondreb

.github/workflows/build.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Set up Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: '22'
+          node-version: 22
           cache: 'npm'
 
       - name: Version

.github/workflows/desktop.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: 22
           cache: 'npm'
 
       - name: Install Rust (stable)
@@ -54,7 +54,7 @@ jobs:
           prerelease: ${{ github.event.inputs.prerelease }}
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: artifacts-${{ matrix.platform }}
           path: |