regulator: core: Spelling fix

Trivial spell fix, s/succesfully/successfully.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 62e4f3b..999a94b 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2723,7 +2723,7 @@
 		goto out;
 
 	/* If we're trying to set a range that overlaps the current voltage,
-	 * return succesfully even though the regulator does not support
+	 * return successfully even though the regulator does not support
 	 * changing the voltage.
 	 */
 	if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_VOLTAGE)) {