style; missing include

Author: uzairnawaz

libc/hdr/types/CMakeLists.txt

@@ -1,4 +1,3 @@
-
 add_proxy_header_library(
   char8_t 
   HDRS

libc/src/__support/wchar/utf_ret.h

@@ -9,6 +9,8 @@
 #ifndef LLVM_LIBC_SRC___SUPPORT_UTF_RET_H
 #define LLVM_LIBC_SRC___SUPPORT_UTF_RET_H
 
+#include "src/__support/common.h"
+
 namespace LIBC_NAMESPACE_DECL {
 namespace internal {
 template <typename T> struct utf_ret {

libc/test/src/__support/wchar/CMakeLists.txt

@@ -8,4 +8,4 @@ add_libc_test(
     utf32_to_8_test.cpp 
   DEPENDS
     libc.src.__support.wchar.character_converter
- )
+)