Rename aocx.IAoc to aocx.IAoc/default to support stable AIDL

Also add framework_compatibility_matrix.xml for aoc stable AIDL

Bug: 380993517
Flag: EXEMPT HAL interface change
Test: local build
Change-Id: I8a41ff1bdd4ffc8e5d7da08879738aa11fb81813
diff --git a/aoc/aoc.mk b/aoc/aoc.mk
index 9ee4517..13d849c 100644
--- a/aoc/aoc.mk
+++ b/aoc/aoc.mk
@@ -13,6 +13,11 @@
 	device/google/gs-common/aoc/conf/init.aoc.daemon.rc:$(TARGET_COPY_OUT_VENDOR)/etc/init/init.aoc.rc
 endif
 
+ifneq ($(wildcard vendor/google/whitechapel/aoc/aocx/aidl/aocx/framework_compatibility_matrix.xml),)
+DEVICE_FRAMEWORK_COMPATIBILITY_MATRIX_FILE += \
+    vendor/google/whitechapel/aoc/aocx/aidl/aocx/framework_compatibility_matrix.xml
+endif
+
 # AoC debug support
 PRODUCT_PACKAGES_DEBUG += \
 	aocdump \