Preserve all COMPATIBILITY_SUITES values in module-info

Extend COMPATIBILITY_SUITES in module-info to avoid overwriting previous
values. In particular, this happens for the `host-unit-tests` suite
which is automatically added by Soong rules only to be clobbered by the
modules that have both device and host variants.

Bug: 209806322
Test: source build/envsetup.sh ; lunch aosp_cf_x86_64_phone ;
      m out/target/product/vsoc_x86_64/module-info.json
Change-Id: I56a2d4c9786ed3da1e788ba211ec1bcaa6559549
diff --git a/core/base_rules.mk b/core/base_rules.mk
index 134cb8f..8a5440f 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -1055,7 +1055,9 @@
 endif
 ALL_MODULES.$(my_register_name).FOR_HOST_CROSS := $(my_host_cross)
 ALL_MODULES.$(my_register_name).MODULE_NAME := $(LOCAL_MODULE)
-ALL_MODULES.$(my_register_name).COMPATIBILITY_SUITES := $(LOCAL_COMPATIBILITY_SUITE)
+ALL_MODULES.$(my_register_name).COMPATIBILITY_SUITES := \
+  $(ALL_MODULES.$(my_register_name).COMPATIBILITY_SUITES) \
+  $(filter-out $(ALL_MODULES.$(my_register_name).COMPATIBILITY_SUITES),$(LOCAL_COMPATIBILITY_SUITE))
 ALL_MODULES.$(my_register_name).TEST_CONFIG := $(test_config)
 ALL_MODULES.$(my_register_name).EXTRA_TEST_CONFIGS := $(LOCAL_EXTRA_FULL_TEST_CONFIGS)
 ALL_MODULES.$(my_register_name).TEST_MAINLINE_MODULES := $(LOCAL_TEST_MAINLINE_MODULES)