cmd: fix long text for fdt command

We don't have an option -cq but two distinct options -c and -q.

Fixes: e9496ec37440 ("fdt: Add -q option to fdt addr for distro_bootcmd")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/cmd/fdt.c b/cmd/fdt.c
index c07342c..842e6cb 100644
--- a/cmd/fdt.c
+++ b/cmd/fdt.c
@@ -1071,7 +1071,7 @@
 /********************************************************************/
 #ifdef CONFIG_SYS_LONGHELP
 static char fdt_help_text[] =
-	"addr [-cq]  <addr> [<length>]   - Set the [control] fdt location to <addr>\n"
+	"addr [-c] [-q] <addr> [<size>]  - Set the [control] fdt location to <addr>\n"
 #ifdef CONFIG_OF_LIBFDT_OVERLAY
 	"fdt apply <addr>                    - Apply overlay to the DT\n"
 #endif