Removed explicit target version from switch_cuda

switch_cuda.sh

@@ -29,7 +29,7 @@ set -e
 
 
 INSTALL_FOLDER="/usr/local"  # the location to look for CUDA installations at
-TARGET_VERSION=12.3        # the target CUDA version to switch to (if provided)
+TARGET_VERSION=${1}        # the target CUDA version to switch to (if provided)
 
 # if no version to switch to has been provided, then just print all available CUDA installations
 if [[ -z ${TARGET_VERSION} ]]; then