Revert "add missing dep on dir"

This was a PEBKAC. The dep is already made in gb_Executable__Executable_impl.

This reverts commit d14624c0f356035248983940b193ee71fc5c3c4a.

Change-Id: I3342714422a3fd23d2d896773f4917130dbdc931
(cherry picked from commit 231791b6587310d91747564990d6bf3b7cfa1e65)