[flang] [llvm] [Flang] Remove FLANG_INCLUDE_RUNTIME (PR #124126)

[Joseph Huber via llvm-commits]

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@@ -1,9 +0,0 @@
-# This test is not run by default as it requires input.
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jhuber6 wrote:

Guessing this was already copied somewhere else?

https://github.com/llvm/llvm-project/pull/124126