use array for install-sd.sh arguments, instead of quotes

neutrinet_cube_install.sh

@@ -800,18 +800,18 @@ function flash_sd_card() {
     download_install_sd_script
   fi
 
-  local install_sd_options="-y '$HYPERCUBE_FILE' -f '$CUBE_RESOURCES_LOCATION/$image'"
+  local install_sd_options=(-y "$HYPERCUBE_FILE" -f $CUBE_RESOURCES_LOCATION/$image)
   if $EXECUTE_CUSTOM_SCRIPT
   then
-    install_sd_options="$install_sd_options -c '$CUSTOM_SCRIPT_PATH'"
+    install_sd_options+=(-c "$CUSTOM_SCRIPT_PATH")
   fi
 
   if [[ $LOG_LEVEL -eq ${LOG_LEVELS[DEBUG]} ]]
   then
-    install_sd_options="$install_sd_options -d"
+    install_sd_options+=(-d)
   fi
 
-  "./$CUBE_RESOURCES_LOCATION/$INSTALL_SD_SCRIPT_NAME" $install_sd_options
+  "./$CUBE_RESOURCES_LOCATION/$INSTALL_SD_SCRIPT_NAME" "${install_sd_options[@]}"
 }
 
 function prepare_cube() {