chore(ci): restore workflows before 8e0aeb4 (#1212)

.github/actions/setup/action.yml

@@ -55,32 +55,6 @@ runs:
           pkg-config \
           libssl-dev
 
-    - name: Install mold linker (Linux)
-      if: runner.os == 'Linux'
-      shell: bash
-      run: |
-        # Install mold for faster linking
-        MOLD_VERSION="2.34.1"
-        ARCH=$(uname -m)
-        
-        if [[ "$ARCH" == "x86_64" ]]; then
-          MOLD_ARCH="x86_64"
-        elif [[ "$ARCH" == "aarch64" ]]; then
-          MOLD_ARCH="aarch64"
-        else
-          echo "Unsupported architecture: $ARCH"
-          exit 0
-        fi
-        
-        curl -L "https://github.com/rui314/mold/releases/download/v${MOLD_VERSION}/mold-${MOLD_VERSION}-${MOLD_ARCH}-linux.tar.gz" | tar xzf -
-        sudo cp mold-${MOLD_VERSION}-${MOLD_ARCH}-linux/bin/mold /usr/local/bin/
-        sudo mkdir -p /usr/local/libexec
-        sudo cp mold-${MOLD_VERSION}-${MOLD_ARCH}-linux/libexec/mold /usr/local/libexec/ || true
-        rm -rf mold-${MOLD_VERSION}-${MOLD_ARCH}-linux
-        
-        # Verify installation
-        mold --version || echo "mold installation verification failed"
-
     - name: Install protoc
       uses: arduino/setup-protoc@v3
       with: