Un-format sepolicy file_contexts.

Removing alignment makes the file more resistant to automerger
conflicts.

Test: None
Bug: 123429855
Change-Id: I321d655c54cc4ce7c7547a44df8d57ab6bfb4715
Merged-In: I321d655c54cc4ce7c7547a44df8d57ab6bfb4715
1 file changed