Correctly label data types

Data outside /data/vendor must have the core_data_file_type
attribute.

Test: build (this is a build time test)
Bug: 34980020
Change-Id: Ia727fcad813d5fcfbe8f714246364bae0bda43bd
Merged-In: Ibacfcc938deab40096b54b8d0e608d53ca91b947

vendor/file.te

 # Socket types
-type hostapd_socket, file_type, data_file_type;
+type hostapd_socket, file_type, data_file_type, core_data_file_type;