fix quoting on windows call to cmd

Author: th-skam

.github/workflows/ci.yml

@@ -34,12 +34,10 @@ jobs:
           mkdir -p deps/CollisionAlgorithm/build
           cd deps/CollisionAlgorithm/build
           if [[ "$RUNNER_OS" == "Windows" ]]; then
-            cmd //c "${{ steps.sofa.outputs.vs_vsdevcmd }} \
-              && cmake \
-                  -GNinja \
-                  -DCMAKE_PREFIX_PATH="$SOFA_ROOT/lib/cmake" \
+            cmd //c "${{ steps.sofa.outputs.vs_vsdevcmd }} && cmake -GNinja \
+                  -DCMAKE_PREFIX_PATH=\"$SOFA_ROOT/lib/cmake\" \
                   -DCMAKE_BUILD_TYPE=Release \
-                  -DCMAKE_INSTALL_PREFIX="$GITHUB_WORKSPACE/install/CollisionAlgorithm" \
+                  -DCMAKE_INSTALL_PREFIX=\"$GITHUB_WORKSPACE/install/CollisionAlgorithm\" \
                   .. && ninja install"
           else
             cmake \