Blackfin: drop newline from OTP help

Looks like I accidentally added a newline to the OTP help when merging and
older change.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/common/cmd_otp.c b/common/cmd_otp.c
index 6523290..4be4344 100644
--- a/common/cmd_otp.c
+++ b/common/cmd_otp.c
@@ -225,7 +225,7 @@
 }
 
 U_BOOT_CMD(otp, 7, 0, do_otp,
-	"One-Time-Programmable sub-system\n",
+	"One-Time-Programmable sub-system",
 	"read <addr> <page> [count] [half]\n"
 	" - read 'count' half-pages starting at 'page' (offset 'half') to 'addr'\n"
 	"otp dump <addr> <page> [count] [half]\n"