Rename exported_dalvik_prop to dalvik_config_prop

This is to clean up bad name "exported_dalvik_prop"

Bug: 154465224
Test: sepolicy_tests
Test: treble_sepolicy_tests 26.0 ~ 29.0
Change-Id: Ie5e738b5985c1db1bca7a857971d8490a7980b5b
8 files changed