GHA: -Werror only for amici repo

We have a couple of -Werror options enabled when running on GHA.
However, we should also check for the repo name.
If amici is used in tests of any downstream projects, we don't want errors.

Also use CMake's `-Wno-dev` for non-amici-ci installations.

python/sdist/setup.py

@@ -152,7 +152,9 @@ def get_extensions():
         cmake_configure_options=[
             *global_cmake_configure_options,
             "-Werror=dev"
-            if "GITHUB_ACTIONS" in os.environ
+            # Turn warnings in to errors on GitHub Actions,
+            #  match original repo and forks with default name
+            if os.environ.get("GITHUB_REPOSITORY", "").endswith("/AMICI")
             else "-Wno-error=dev",
             "-DAMICI_PYTHON_BUILD_EXT_ONLY=ON",
             f"-DPython3_EXECUTABLE={Path(sys.executable).as_posix()}",

scripts/buildAmici.sh

@@ -13,7 +13,7 @@ amici_build_dir="${amici_path}/build"
 mkdir -p "${amici_build_dir}"
 cd "${amici_build_dir}"
 
-if [ "${GITHUB_ACTIONS:-}" = true ] ||
+if [[ "${GITHUB_REPOSITORY:-}" = *"/AMICI" ]] ||
   [ "${ENABLE_AMICI_DEBUGGING:-}" = TRUE ] ||
   [ "${ENABLE_GCOV_COVERAGE:-}" = TRUE ]; then
   # Running on CI server