Previously, the flag was only added for java_library modules that were
being instrumented. This will also add if for java_sdk_library modules
too.
Bug: 156705688
Test: TARGET_BUILD_VARIANT=userdebug PRODUCT=mainline_modules_x86 EMMA_INSTRUMENT=true NATIVE_COVERAGE=true ./vendor/google/build/build_unbundled_coverage_mainline_module.sh -j8
Merged-In: I5d06ec037007b1770748df24a2e2e8691f177f4f
Change-Id: I5d06ec037007b1770748df24a2e2e8691f177f4f
(cherry picked from commit 31b84c83bf)