Fix invalid whitespace character

Author: tsymalla

llvm/lib/Target/AArch64/AArch64ISelLowering.cpp

@@ -9034,21 +9034,21 @@ AArch64TargetLowering::LowerCall(CallLoweringInfo &CLI,
     CalleeAttrs = SMEAttrs(ES->getSymbol());
 
   auto DescribeCallsite =
-      [&](OptimizationRemarkAnalysis &R) -> OptimizationRemarkAnalysis & {
-    R << "call from '" << ore::NV("Caller", MF.getName()) << "' to '";
-    if (auto *ES = dyn_cast<ExternalSymbolSDNode>(CLI.Callee)) {
-      R << ore::NV("Callee", ES->getSymbol());
-    }
-     else if (CLI.CB) {
-      const std::optional<StringRef> CalleeName =
-          CLI.CB->getCalledFunctionName();
-      R << ore::NV("Callee", CalleeName.value_or("unknown callee"));
-    }
-    else {
-      R << "unknown callee";
-    }
-    R << "'";
-    return R;
+          [&](OptimizationRemarkAnalysis &R) -> OptimizationRemarkAnalysis & {
+      R << "call from '" << ore::NV("Caller", MF.getName()) << "' to '";
+      if (auto *ES = dyn_cast<ExternalSymbolSDNode>(CLI.Callee)) {
+          R << ore::NV("Callee", ES->getSymbol());
+      }
+      else if (CLI.CB) {
+          const std::optional<StringRef> CalleeName =
+                  CLI.CB->getCalledFunctionName();
+          R << ore::NV("Callee", CalleeName.value_or("unknown callee"));
+      }
+      else {
+          R << "unknown callee";
+      }
+      R << "'";
+      return R;
   };
 
   bool RequiresLazySave = CallerAttrs.requiresLazySave(CalleeAttrs);