[llvm] Fix typo (NFC) (PR #110817)

[Benjamin Maxwell via llvm-commits]

https://github.com/MacDue created https://github.com/llvm/llvm-project/pull/110817

None

>From 37f090e8acc2eae2db1915e504dd97d126096264 Mon Sep 17 00:00:00 2001
From: Benjamin Maxwell <benjamin.maxwell at arm.com>
Date: Wed, 2 Oct 2024 10:22:21 +0000
Subject: [PATCH] Fix typo (NFC)

---
 llvm/docs/LangRef.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index 22dd7ad10baa2c..6fa35486669d69 100644
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -12534,7 +12534,7 @@ class <t_firstclass>` type.
    :ref:`fast-math flags <fastmath>`. These are optimization hints to enable
    otherwise unsafe floating-point optimizations. Fast-math flags are only valid
    for selects that return :ref:`supported floating-point types
-   <fastmath_return_types>`..
+   <fastmath_return_types>`.
 
 Semantics:
 """"""""""