Update 'GauntPlexNvidia.sh'

GauntPlexNvidia.sh

@@ -5,10 +5,10 @@ FILENAME="NVIDIA-Linux-x86_64-${VERSION}.run"
 URL="https://us.download.nvidia.com/XFree86/Linux-x86_64/${VERSION}/${FILENAME}"
 DRIVER_LOCATION="/opt/nvidia/${FILENAME}"
 PATCH_LOCATION="${DOWNLOAD_PATH}/nvidia-patch/patch.sh"
-NVIDIA_SMI_LOCATION="/bin/nvidia-smi"
 
-if [ -e "${NVIDIA_SMI_LOCATION}" ]; then 
-    INSTALLED_VERSION=$(${NVIDIA_SMI_LOCATION} | awk '/Driver Version/ {print $6}')
+NVIDIA_SMI="$(command -v nvidia-smi)"
+if [ ${NVIDIA_SMI} ]; then 
+    INSTALLED_VERSION="$(nvidia-smi | awk '/Driver Version/ {print $6}')"
 else
     INSTALLED_VERSION="000.000.000"
 fi