drivers: dio: Missing a blank line after declarations

This patch fixes the checkpatch.pl error:

< WARNING: Missing a blank line after declarations
< #97: FILE: drivers/dio/dio.c:97:
< + unsigned int i;
< + for (i = 0; i < ARRAY_SIZE(names); i++)

Signed-off-by: Aleksa Vučković <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/dio/dio.c

···
 {
 	/* return pointer to a constant string describing the board with given ID */
 	unsigned int i;
+
 	for (i = 0; i < ARRAY_SIZE(names); i++)
 		if (names[i].id == id)
 			return names[i].name;