Remove Mageia from GitHub CI

.github/workflows/ccpp.yml

@@ -541,89 +541,6 @@ jobs:
         run: rpmbuild -ba ../dist/unix/strawberry.spec
 
 
-  build_mageia_7:
-    name: Build Mageia 7
-    runs-on: ubuntu-latest
-    container:
-      image: mageia:7
-    steps:
-      - uses: actions/checkout@v1.2.0
-
-      - name: Update packages
-        run: urpmi.update --auto -a
-
-      - name: Configure auto update
-        run: urpmi --auto --auto-update
-
-      - name: Install Mageia dependencies
-        run: >
-            urpmi --auto --force
-            urpmi-debuginfo-install
-            git
-            tar
-            rpmdevtools
-            make
-            cmake
-            glibc
-            binutils
-            gcc-c++
-            man
-            gettext
-            notification-daemon
-            dbus-devel
-            libgnutls-devel
-            lib64boost-devel
-            lib64protobuf-devel
-            protobuf-compiler
-            lib64sqlite3-devel
-            lib64alsa2-devel
-            lib64pulseaudio-devel
-            lib64notify-devel
-            lib64qt5core-devel
-            lib64qt5gui-devel
-            lib64qt5widgets-devel
-            lib64qt5network-devel
-            lib64qt5concurrent-devel
-            lib64qt5sql-devel
-            lib64qt5dbus-devel
-            lib64qt5x11extras-devel
-            lib64qt5help-devel
-            libqt5test-devel
-            lib64gstreamer1.0-devel
-            lib64gstreamer-plugins-base1.0-devel
-            lib64cdio-devel
-            lib64gpod-devel
-            lib64mtp-devel
-            lib64raw1394-devel
-            lib64chromaprint-devel
-            libfftw-devel
-            desktop-file-utils
-            appstream-util
-            libappstream-glib8
-            hicolor-icon-theme
-            qt5ct
-            lib64mesaegl1
-      - name: Create Build Environment
-        shell: bash
-        run: cmake -E make_directory build
-      - name: Configure CMake
-        shell: bash
-        working-directory: build
-        run: cmake .. -DCMAKE_BUILD_TYPE=$BUILD_TYPE
-      - name: Create source tarball
-        working-directory: build
-        run: ../dist/scripts/maketarball.sh
-      - name: Create RPM build sources directories
-        working-directory: build
-        run: mkdir -p ~/rpmbuild/SOURCES /usr/src/packages/SOURCES
-      - name: Copy source tarball
-        working-directory: build
-        run: cp strawberry-*.tar.xz ~/rpmbuild/SOURCES/
-      - name: Build RPM
-        working-directory: build
-        run: rpmbuild -ba ../dist/unix/strawberry.spec
-
-
   build_debian_buster:
     name: Build Debian Buster
     runs-on: ubuntu-latest