[clang] [NFC][analyzer] OOB test consolidation I: no-outofbounds.c (PR #126539)

[Gábor Horváth via cfe-commits]

Xazax-hun wrote:

> can we ensure that commits that modify files in clang/test/Analysis

I believe that directory has tests that are independent of the CSA. So we either have false positives or false negatives or might need to reorganise the test folder a bit. 

https://github.com/llvm/llvm-project/pull/126539