Run fsck to resolve possible data corruption

Trigger fsck on mount of /data if the value of ro.preventative_fsck is
not equal to the contents of /metadata/vold/preventative_fsck, then set
the file to the property to prevent future runs

See b/305658663 for context

Bug: 305658663
Test: Make sure fsck run after first boot and not after second
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:e4a81c0e8f9f8d89f0e42e8fd7ec40cec6b887ed)
Merged-In: I1263d2d55fe22d994ae8c8654b1e75ad9e4ddafe
Change-Id: I1263d2d55fe22d994ae8c8654b1e75ad9e4ddafe