Now that we have sysroots built in Soong, we can enable these devices
and they just work.
Bug: 141251907
Bug: 141381044
Change-Id: I562256fee372d331db883f7c1b46405945295c24
Adds support to Soong for building rust modules. This currently only
supports x86_64 device and x86 linux host targets. The functionality
is sufficient to build crosvm.
Bug: 136189233
Test: Test module builds.
Test: crosvm builds.
Change-Id: I6ea04615834a6d673578ab10ea1a2eb04259fe09