Update visibility rule

The sdkextensions test is moving to a new dir.

Bug: 149815613
Test: sdkextensions_e2e_test
Change-Id: I894b233cf3a7d5c1a21cc630a08336c43eb79124
Merged-In: I894b233cf3a7d5c1a21cc630a08336c43eb79124
(cherry picked from commit 9337f36195801bf9bb176cfc0f6f21f4f69de79f)
1 file changed