Fix an indentation issue.

BUG = None

Change-Id: I676cdf6e63d7bda52cb356a00faf744e8a2e4642
diff --git a/acts_tests/tests/google/net/DataUsageTest.py b/acts_tests/tests/google/net/DataUsageTest.py
index c78e707..038ecbe 100644
--- a/acts_tests/tests/google/net/DataUsageTest.py
+++ b/acts_tests/tests/google/net/DataUsageTest.py
@@ -200,7 +200,7 @@
         Returns:
             Data usage in MB
         """
-       if conn_type == cconst.TYPE_WIFI:
+        if conn_type == cconst.TYPE_WIFI:
             subscriber_id = None
         else:
             subscriber_id = ad.droid.telephonyGetSubscriberId()