fix: Fix including sources in release (#669)
fix: Fix including sources in release (#669)

Reverts part of https://github.com/googlemaps/android-maps-utils/commit/7bbc3c7f9fb91e65264f6968f67dda17e78abc82 to restore this line

Fixes #668
googlemaps/android-maps-utils,googlemaps/android-maps-utils,googlemaps/android-maps-utils