[ARM] Fix typo in test added in r307889

This fixes the following test failure:
    LLVM :: Transforms/Inline/ARM/inline-target-attr.ll

Sorry for any inconenience.

llvm-svn: 307892
diff --git a/llvm/test/Transforms/Inline/ARM/inline-target-attr.ll b/llvm/test/Transforms/Inline/ARM/inline-target-attr.ll
index 0d0a765..5bbecd2 100644
--- a/llvm/test/Transforms/Inline/ARM/inline-target-attr.ll
+++ b/llvm/test/Transforms/Inline/ARM/inline-target-attr.ll
@@ -49,7 +49,7 @@
 entry:
   %call = call i32 @foo()
   ret i32 %call
-; CHECK-LABEL: thumb_fn
+; CHECK-LABEL: soft_float_fn
 ; CHECK: call i32 @foo
 }