[libc-commits] [clang] [clang-tools-extra] [compiler-rt] [flang] [libc] [libcxx] [llvm] [mlir] [polly] [NFC] Fix "is is" typos (PR #206288)

[via libc-commits]

https://github.com/Sukumarsawant commented:

some more harmless typos in files like 
```llvm/docs/DeveloperPolicy.md
llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
llvm/lib/Target/X86/X86ISelLowering.cpp
lld/ELF/OutputSections.cpp
libcxx/test/support/format.functions.common.h
and more 
```
if you'd like to add those too


https://github.com/llvm/llvm-project/pull/206288