ci: increased the macos timeout slightly to fix spurious failures (#4526)

Slow Mac runners sometimes take too long and fail needlessly.

Signed-off-by: Larry Gritz <[email protected]>

Author: lgritz

.github/workflows/ci.yml

@@ -544,7 +544,7 @@ jobs:
       CMAKE_CXX_STANDARD: ${{ matrix.cxx_std }}
       PYTHON_VERSION: ${{ matrix.python_ver }}
       USE_SIMD: ${{matrix.simd}}
-      CTEST_TEST_TIMEOUT: 600
+      CTEST_TEST_TIMEOUT: 800
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - name: Prepare ccache timestamp