libmemunreachable: clang-format everything

clang-format -i --sort-includes $(find . -name "*.cpp" -o -name "*.h")

Test: builds
Change-Id: Ia8e0677fe7f3f26dddba3a851cd2dfab9f14e421
diff --git a/libmemunreachable/log.h b/libmemunreachable/log.h
index 10b83db..0f1bb8a 100644
--- a/libmemunreachable/log.h
+++ b/libmemunreachable/log.h
@@ -43,4 +43,4 @@
 
 #endif
 
-#endif // LIBMEMUNREACHABLE_LOG_H_
+#endif  // LIBMEMUNREACHABLE_LOG_H_