[sqlite] checkpoint after VACUUMing
[sqlite] checkpoint after VACUUMing

Summary: VACUUM uses the WAL file, so checkpoint after if we want to delete the WAL file.

Reviewed By: martintrojer

Differential Revision: D41263583

fbshipit-source-id: ca4204be83787d75e9f4e1ed83987c25ec289d78

facebook/infer,facebook/infer,facebook/infer,facebook/infer,facebook/infer,facebook/infer,facebook/infer