Update manylinux.sh

Author: BigNoobWasTaken

scripts/build-env/manylinux.sh

@@ -61,7 +61,7 @@ fi
 cd build
 # Configure the build with CMake
 echo "Configuring the build with CMake..."
-cmake ..
+cmake .. -DCMAKE_C_COMPILER=/usr/bin/gcc -DCMAKE_CXX_COMPILER=/usr/bin/g++
 cmake --build .
 cmake --install .