[IR] Strip trailing whitespace. NFC

llvm-svn: 336194
diff --git a/llvm/lib/IR/DebugInfoMetadata.cpp b/llvm/lib/IR/DebugInfoMetadata.cpp
index 217cec3..5d9e340 100644
--- a/llvm/lib/IR/DebugInfoMetadata.cpp
+++ b/llvm/lib/IR/DebugInfoMetadata.cpp
@@ -792,7 +792,7 @@
   SmallVector<uint64_t, 8> Ops;
   if (DerefBefore)
     Ops.push_back(dwarf::DW_OP_deref);
-  
+
   appendOffset(Ops, Offset);
   if (DerefAfter)
     Ops.push_back(dwarf::DW_OP_deref);