Attempted to fixup

.github/workflows/cmake-multi-platform.yml

@@ -71,7 +71,7 @@ jobs:
     - name: Install conan dependencies
       run: |
         conan profile detect --force
-        conan install ${{ github.workspace }}/conanfile.txt --build=missing --settings=build_type=Release
+        conan install ${{ github.workspace }}/conanfile.txt --build=missing --settings=build_type=Release -of=${{ steps.strings.outputs.build-output-dir }}
 
     - name: Configure CMake
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.