[flang-commits] [flang] [flang][docs] Removed HighLevelFIR transition plan section (PR #196227)

[Tarun Prabhu via flang-commits]

tarunprabhu wrote:

It may be worth thinking about keeping this as a historical reference. So, don't change the tense, but move it to a different file, or something like that. I think flang was the first compiler to use MLIR end-to-end, and this can be an interesting case study in how multiple dialects had to be used

https://github.com/llvm/llvm-project/pull/196227