Update build.yml

.github/workflows/build.yml

@@ -15,7 +15,7 @@ jobs:
     - name: Checkout Source
       uses: actions/checkout@v2
     - name: dependencies
-      run: pacman -Sy; pacman -S --noconfirm g++ git cmake accountsservice bluez bluez-qt kscreen modemmanager-qt networkmanager-qt qt5-quickcontrols2 extra-cmake-modules qt5-tools pulseaudio libcanberra ninja
+      run: pacman -Sy; pacman -S --noconfirm gcc git cmake accountsservice bluez bluez-qt kscreen modemmanager-qt networkmanager-qt qt5-quickcontrols2 extra-cmake-modules qt5-tools pulseaudio libcanberra ninja
     - name: Build
       run: mkdir build; cd build; cmake .. ; make -j$(nproc);