Add missing ManyMethods dependency

test-art-host-gtest-dex2oat_test depends on ManyMethods and fails if
that artifact wasn't built. This commit explicitly declares this
dependency and thus unbreaks test-art-host-gtest-dex2oat_test.

Test: make clean && make test-art-host-gtest-dex2oat_test
Bug: 66697305
Change-Id: Ie922119f6ded6a204ad37104eefb9b4271d2d0bc
diff --git a/build/Android.gtest.mk b/build/Android.gtest.mk
index a1d7ae9..1685a5f 100644
--- a/build/Android.gtest.mk
+++ b/build/Android.gtest.mk
@@ -110,7 +110,7 @@
 ART_GTEST_dex_cache_test_DEX_DEPS := Main Packages MethodTypes
 ART_GTEST_dex_file_test_DEX_DEPS := GetMethodSignature Main Nested MultiDex
 ART_GTEST_dexlayout_test_DEX_DEPS := ManyMethods
-ART_GTEST_dex2oat_test_DEX_DEPS := $(ART_GTEST_dex2oat_environment_tests_DEX_DEPS) Statics VerifierDeps
+ART_GTEST_dex2oat_test_DEX_DEPS := $(ART_GTEST_dex2oat_environment_tests_DEX_DEPS) ManyMethods Statics VerifierDeps
 ART_GTEST_dex2oat_image_test_DEX_DEPS := $(ART_GTEST_dex2oat_environment_tests_DEX_DEPS) Statics VerifierDeps
 ART_GTEST_exception_test_DEX_DEPS := ExceptionHandle
 ART_GTEST_image_test_DEX_DEPS := ImageLayoutA ImageLayoutB DefaultMethods