Dist unbundled module lint reports with soong

For soong-only builds.

Bug: 413145177
Test: COVERAGE_MODULES="CELLBROADCAST" TARGET_RELEASE=mainline_2025_06 TARGET_BUILD_VARIANT=userdebug PRODUCT=mainline_modules_x86_64 MODULE_RELEASED_PLATFORM=R ./vendor/google/build/build_unbundled_coverage_mainline_module.sh and compare dist folders
Change-Id: I0ef216c35084cfdcc1386eeea1610b45f9a3b24a