Replace obsolete Ubuntu20.04 CI (#1534)

Author: derselbst

.cirrus.yml

@@ -3,7 +3,7 @@ task:
     name: FreeBSD
     freebsd_instance:
         matrix:
-            image_family: freebsd-14-1
+            image_family: freebsd-14-2
             image_family: freebsd-13-4
 
     install_script: pwd && ls -la && pkg update --force && pkg install -y cmake glib alsa-lib ladspa portaudio pulseaudio pkgconf sdl2

.github/workflows/linux.yml

@@ -27,27 +27,18 @@ jobs:
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.
     # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         CC: [""]
         CXX: [""]
         CMAKE_FLAGS: ["-Denable-profiling=1","-Denable-floats=1 -Denable-profiling=1","-Denable-floats=1","-Denable-trap-on-fpe=1","-Denable-fpe-check=1","-Denable-ipv6=0","-Denable-network=0","-Denable-aufile=0","-DBUILD_SHARED_LIBS=0","-Denable-ubsan=1 -Denable-debug=1", "-Denable-debug=1 -DCMAKE_C_FLAGS_DEBUG=-fuse-ld=gold"]
         include:
-          - CC: "clang-7"
-            CXX: "clang++-7"
-            CMAKE_FLAGS: ""
-          - CC: "clang-8"
-            CXX: "clang++-8"
-            CMAKE_FLAGS: ""
-          - CC: "clang-10"
-            CXX: "clang++-10"
-            CMAKE_FLAGS: ""
           - CC: "clang-12"
             CXX: "clang++-12"
             CMAKE_FLAGS: ""
-          - CC: "clang-10"
-            CXX: "clang++-10"
+          - CC: "clang-12"
+            CXX: "clang++-12"
             CMAKE_FLAGS: "-DBUILD_SHARED_LIBS=0"
 # clang9 is covered by openSUSE Leap 15.2
 # clang11 is covered by openSUSE Leap 15.3
@@ -64,15 +55,10 @@ jobs:
     - name: Install Dependencies
       run: |
         sudo apt-get -yq --no-install-suggests --no-install-recommends install \
-          clang-7 \
-          clang-8 \
-          clang-10 \
           clang-12 \
           clang-tidy \
           cmake \
           cmake-data \
-          g++-7 \
-          g++-8 \
           ladspa-sdk \
           libasound2-dev \
           libdbus-1-dev \