[llvm] [StrTable] Use string literal emission for intrinsics on non-MSVC platforms (PR #124856)

[Sergei Barannikov via llvm-commits]

https://github.com/s-barannikov commented:

Not sure I understood the point of moving the option from one cpp file to another.
It is still `extern` in the other file, **Sequence**ToOffsetTable.h,
and could also be extern in **String**ToOffsetTable.h(?)


https://github.com/llvm/llvm-project/pull/124856