fixup! fixup! fixup! fixup! Run MacOS tests with multiple jobs

.github/actions/dependencies/action.yml

@@ -24,6 +24,11 @@ runs:
         # Do not quote the URL. An empty string will be accepted (with
         # a non-fatal warning), but a missing argument will not.
         conan remote add ripple ${{ env.CONAN_URL }} --insert 0
+        if [[ "${RUNNER_OS}" = "macOS" ]]
+        then
+          conan profile update 'env.CXXFLAGS="-DBOOST_ASIO_DISABLE_CONCEPTS"' default
+          conan profile update 'conf.tools.build:cxxflags+=["-DBOOST_ASIO_DISABLE_CONCEPTS"]' default
+        fi
     - name: try to authenticate to Ripple Conan remote
       id: remote
       shell: bash
@@ -48,7 +53,8 @@ runs:
         mkdir ${build_dir}
         cd ${build_dir}
         # This fixes some dependency build issues, especially on MacOS
-        if [[ "${{ steps.binaries.outputs.missing }}" =~ "boost" ]]
+        if [[ "${RUNNER_OS}" = "maxOS" && \
+          "${{ steps.binaries.outputs.missing }}" =~ "boost" ]]
         then
           conan install \
             --output-folder . \