fix windows user name with space when uploading issue

Author: hathach

platform.txt

@@ -132,7 +132,7 @@ tools.nrfutil.cmd.macosx=/usr/local/bin/nrfutil
 
 tools.nrfutil.upload.params.verbose=--verbose
 tools.nrfutil.upload.params.quiet=
-tools.nrfutil.upload.pattern={cmd} {upload.verbose} dfu serial -pkg "{build.path}/{build.project_name}.zip" -p {serial.port} -b 115200
+tools.nrfutil.upload.pattern="{cmd}" {upload.verbose} dfu serial -pkg "{build.path}/{build.project_name}.zip" -p {serial.port} -b 115200
 
 #**********************************************
 # Burning bootloader with either jlink or nrfutil