[libFuzzer] replace Vector/Set with std::vector/std::set. The custom names are not required any more since we now build with a private version of libc++. Fix some of the 81+ character lines. Mechanical change, NFC expected.

[libFuzzer] replace Vector/Set with std::vector/std::set.

Reviewed By: morehouse

Differential Revision: https://reviews.llvm.org/D107374

GitOrigin-RevId: 7c921753e0f5e95aadee8728ddbcb843a272b48a
26 files changed