Include <stdint.h> in types.h

src/types.h

@@ -9,6 +9,8 @@
 #ifndef NEOVIM_TYPES_H
 #define NEOVIM_TYPES_H
 
+#include <stdint.h>
+
 /*
  * Shorthand for unsigned variables. Many systems, but not all, have u_char
  * already defined, so we use char_u to avoid trouble.

src/vim.h

@@ -149,9 +149,6 @@ typedef unsigned long u8char_T;     /* long should be 32 bits or more */
 
 #include <assert.h>
 
-#ifdef HAVE_STDINT_H
-# include <stdint.h>
-#endif
 #ifdef HAVE_INTTYPES_H
 # include <inttypes.h>
 #endif