[llvm] [AArch64] Allow single-element vector FP converts with +fprcvt (PR #169692)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h -- llvm/lib/Target/AArch64/AArch64Subtarget.h --diff_from_common_commit
``````````

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``````````diff
diff --git a/llvm/lib/Target/AArch64/AArch64Subtarget.h b/llvm/lib/Target/AArch64/AArch64Subtarget.h
index 9edb524b1..8d20498b4 100644
--- a/llvm/lib/Target/AArch64/AArch64Subtarget.h
+++ b/llvm/lib/Target/AArch64/AArch64Subtarget.h
@@ -218,7 +218,8 @@ public:
   }
 
   bool isFPRCVTStreamingSafe() const {
-    return hasFPRCVT() && (!hasSMEFA64() && (isStreaming() || isStreamingCompatible()));
+    return hasFPRCVT() &&
+           (!hasSMEFA64() && (isStreaming() || isStreamingCompatible()));
   }
 
   unsigned getMinVectorRegisterBitWidth() const {

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https://github.com/llvm/llvm-project/pull/169692