[flang-commits] [flang] [clang] Revert "[flang][Driver] Let the linker fail on multiple definitions of main()" (PR #74120)

[Tom Eccles via flang-commits]

tblah wrote:

Closing because this was superseded by https://github.com/llvm/llvm-project/pull/74139

https://github.com/llvm/llvm-project/pull/74120