usb_prl_sm: Fix spelling
wad -> was
TEST=make buildall
BRANCH=none
@@ -1712,7 +1712,7 @@ static void rch_waiting_chunk_run(const int port)
*/
else {
/*
- * No error wad detected, so clear
+ * No error was detected, so clear
* PRL_FLAGS_MSG_RECEIVED flag.
*/
RCH_CLR_FLAG(port, PRL_FLAGS_MSG_RECEIVED);
