Fix LLVM Sphinx build

AaronBallman · AaronBallman · commit adaae6a7c1ae · 2023-08-25T08:00:33.000-04:00
This addresses issues found by: https://lab.llvm.org/buildbot/#/builders/30/builds/39310
diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
@@ -23127,7 +23127,7 @@ Examples:
       %also.r = select <4 x i1> %mask, <4 x i32> %t, <4 x i32> poison
 
 '``llvm.vp.is.fpclass.*``' Intrinsics
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 Syntax:
 """""""
