Update webpack workflow to use bun for dependency installation

Author: al7566

.github/workflows/webpack.yml

@@ -22,7 +22,11 @@ jobs:
       with:
         node-version: ${{ matrix.node-version }}
 
+    - name: Setup Bun
+      uses: oven-sh/setup-bun@v2
+
+    - name: Install dependencies
+      run: bun install
+
     - name: Build
-      run: |
-        npm install
-        npx webpack
+      run: npx webpack