[UBSan] Do not overwrite the default print_summary sanitizer option.
This option is true by default in sanitizer common. The default
false value was added a while ago without any reasoning in
so, presumably it's safe to remove for consistency.
Reviewers: hctim, samsonov, morehouse, kcc, vitalybuka
Reviewed By: hctim, samsonov, vitalybuka
Subscribers: delcypher, #sanitizers, llvm-commits, kcc
Tags: #llvm, #sanitizers
Differential Revision: https://reviews.llvm.org/D67193