src/winusb: check_runtime_dependencies: silence command output

Signed-off-by: 林博仁 <[email protected]>

src/winusb

@@ -426,7 +426,7 @@ check_runtime_dependencies(){
 		find\
 		blkid
 		do
-		if ! command -v "${required_command}"; then
+		if ! command -v "${required_command}" >/dev/null; then
 			echo_with_color red "${FUNCNAME[0]}: Error: ${APPLICATION_NAME} requires ${required_command} command in the executable search path, but it is not found."
 			result=failed
 		fi