Fix for Void function returning value in sbc35-a9g20

Void function was returning 0 in the m41t94 rtc driver.
This makes it similar to m41t62 rtc driver.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/drivers/rtc/m41t94.c b/drivers/rtc/m41t94.c
index 02b41d9..5b665bb 100644
--- a/drivers/rtc/m41t94.c
+++ b/drivers/rtc/m41t94.c
@@ -120,5 +120,4 @@
 	 * Could not be tested as the reset pin is not wired on
 	 * the sbc35-ag20 board
 	 */
-	return 0;
 }