try updating the compiler in python builds

for ppc64le and s390x Linux platforms

Author: 2bndy5

.github/workflows/python-packaging.yml

@@ -107,14 +107,14 @@ jobs:
           # here we either install the ppc64le compiler/toolchain or install zig on all others
           before-script-linux: |
             case "${{ matrix.platform.target }}" in
-              ppc64le)
+              s390x|ppc64le)
                 apt-get update
+                apt-get upgrade -y
                 apt-get install -y \
                   pkg-config \
-                  gcc-powerpc64le-linux-gnu \
-                  g++-powerpc64le-linux-gnu \
-                  binutils-powerpc64le-linux-gnu \
-                  libc6-dev-ppc64el-cross
+                  gcc \
+                  g++ \
+                  binutils
                 ;;
               *)
                 # spell-checker: disable-next-line