Fix tab by replacing it with spaces

Test: no code changes
Change-Id: I3644c4914486189d58c8e59ac62c6856296cce08
diff --git a/framework-t/Android.bp b/framework-t/Android.bp
index f464322..50a3eb2 100644
--- a/framework-t/Android.bp
+++ b/framework-t/Android.bp
@@ -128,7 +128,7 @@
         "//packages/modules/CaptivePortalLogin/tests",
         "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
         "//packages/modules/Connectivity/tests:__subpackages__",
-	"//packages/modules/IPsec/tests/iketests",
+        "//packages/modules/IPsec/tests/iketests",
         "//packages/modules/NetworkStack/tests:__subpackages__",
         "//packages/modules/Nearby/tests:__subpackages__",
         "//packages/modules/Wifi/service/tests/wifitests",