Define vintf fragment as a module

Define vintf fragment as a module, so it can be used from multiple
soong-defined modules.

Bug: 322089980
Test: aosp_cf_x86_64_phone build succeeded
(cherry picked from https://android-review.googlesource.com/q/commit:8c1af351129febcebea9ddc5f8e584a6a6a3bd97)
Change-Id: I817efd443e49439e4134fca8bd3fd034bbbcc3cc
Merged-In: I817efd443e49439e4134fca8bd3fd034bbbcc3cc
4 files changed