Revert "Mark libhardware_legacy as double_loadable"

This reverts commit 3ec8dc636ad1d26fc8a2fdac44d8b82f1b5c21f0.

Reason for revert: libhardware_legacy is no longer used by libmediandk(aosp/915075)

Change-Id: I74accc24cf20dae40c29a3b1a2fcd985346143cb
1 file changed