clang-tidy: Enable readability-braces-around-statements check

This checks that bodies of if statements and loops
(for, do while, and while) are inside braces.

Signed-off-by: George Liu <liuxiwei@ieisystem.com>
Change-Id: I9b79aaa3d3299d42ae245afe4b9488ae58e2c28d
diff --git a/.clang-tidy b/.clang-tidy
index dba1d69..891d117 100644
--- a/.clang-tidy
+++ b/.clang-tidy
@@ -254,6 +254,7 @@
 performance-type-promotion-in-math-fn,
 performance-unnecessary-copy-initialization,
 readability-avoid-const-params-in-decls,
+readability-braces-around-statements,
 readability-const-return-type,
 readability-convert-member-functions-to-static,
 readability-delete-null-pointer,