[llvm] [flang][runtime] tweak advancing for child list directed io (PR #156753)

[Peter Klausler via llvm-commits]

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@@ -1109,7 +1109,7 @@ template <Direction DIR>
 bool ChildListIoStatementState<DIR>::AdvanceRecord(int n) {
 #if !defined(RT_DEVICE_AVOID_RECURSION)
   // Allow child NAMELIST input to advance
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klausler wrote:

The comment needs to be updated.

https://github.com/llvm/llvm-project/pull/156753