Fix LLVM sphinx build

This fixes the issue found by:
https://lab.llvm.org/buildbot/#/builders/30/builds/32127

diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index 422da71..4052e58 100644 (file)
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -17737,7 +17737,7 @@ The argument is a vector whose type corresponds to the logical concatenation of
 the two result types.
 
 '``llvm.experimental.vector.interleave2``' Intrinsic
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 Syntax:
 """""""