[clang-tools-extra] [clang-tidy] perf-str-view-conv improvement: support c_str/data fixing (PR #181473)

[Congcong Cai via cfe-commits]

https://github.com/HerrCai0907 approved this pull request.

please update release note and add document for '\0' case since this fix may change the code behavior, we must highlight the risk. 
lgtm.

https://github.com/llvm/llvm-project/pull/181473