Merge "APEX extraction rule mentions APEXes" into main

APEX_INFO_FILE := $(APEX_OUT)/apex-info-list.xml

# apexd_host scans/activates APEX files and writes /apex/apex-info-list.xml

# Note that `@echo $(PRIVATE_APEX_FILES)` line is added to trigger the rule when the APEX list is changed.

$(APEX_INFO_FILE): PRIVATE_APEX_FILES := $(apex_files)

$(APEX_INFO_FILE): $(HOST_OUT_EXECUTABLES)/apexd_host $(apex_files)

	@echo "Extracting apexes..."

	@echo $(PRIVATE_APEX_FILES) > /dev/null

	@rm -rf $(APEX_OUT)

	@mkdir -p $(APEX_OUT)

	$< --vendor_path $(TARGET_OUT_VENDOR) \