auxdisplay: charlcd: fixing coding style issue

Removing 'int' from 'unsigned long int' declaration, which is unnecessary.
Signed-off-by: Luiz Sampaio <sampaio.ime@gmail.com>
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>

drivers/auxdisplay/charlcd.c

@@ -37,7 +37,7 @@ struct charlcd_priv {
 	bool must_clear;
 
 	/* contains the LCD config state */
-	unsigned long int flags;
+	unsigned long flags;
 
 	/* Current escape sequence and it's length or -1 if outside */
 	struct {