Fix "the the" in comments.

llvm-svn: 240112
diff --git a/llvm/lib/CodeGen/WinEHPrepare.cpp b/llvm/lib/CodeGen/WinEHPrepare.cpp
index 7934a4d..d04d93f 100644
--- a/llvm/lib/CodeGen/WinEHPrepare.cpp
+++ b/llvm/lib/CodeGen/WinEHPrepare.cpp
@@ -2296,7 +2296,7 @@
         // value for this block but the value is a nullptr.  This means that
         // we have previously analyzed the block and determined that it did
         // not contain any cleanup code.  Based on the earlier analysis, we
-        // know the the block must end in either an unconditional branch, a
+        // know the block must end in either an unconditional branch, a
         // resume or a conditional branch that is predicated on a comparison
         // with a selector.  Either the resume or the selector dispatch
         // would terminate the search for cleanup code, so the unconditional