fix : findCUDA was overriden by wrong variable check in CMakeLists.txt

This check is only here to ensure cibuildwheel runs well on the gitlab server

CMakeLists.txt

@@ -67,7 +67,7 @@ endif()
 
 ##########
 # CUDA
-if(NOT $ENV{AIDGE_INSTALL} STREQUAL "")
+if(NOT $ENV{CIBUILDWHEEL} STREQUAL "")
     message(WARNING "Env var CIBUILDWHEEL detected : currently building for a release job."
                     "\nSetting manually CUDACXX, PATH & LD_LIBRARY_PATH Variables")
     list(APPEND ENV{LD_LIBRARY_PATH} /usr/local/cuda/lib64)