Run clang-format and update copyright

- Also added run clang-format to pre-commit runs

Signed-off-by: Jerry Ge <jerry.ge@arm.com>
Change-Id: I4e59ac0afbaa30dce0773aa63d92a1a3b119e2f3
diff --git a/reference_model/src/tensor.h b/reference_model/src/tensor.h
index d49e004..f59a5e1 100644
--- a/reference_model/src/tensor.h
+++ b/reference_model/src/tensor.h
@@ -42,7 +42,8 @@
     int setIsSubgraphOutput();
     int setIsParentGraphOutput();
 
-    int getIsParentGraphOutput() const {
+    int getIsParentGraphOutput() const
+    {
         return isParentGraphOutput;
     }