nir: move stdio.h inclusion before extern C

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Tested-by: Gottfried Haider <gottfried.haider@gmail.com>
Reviewed-by: Timothy Arceri <t_arceri@yahoo.com.au>

src/glsl/nir/nir_types.h

@@ -27,6 +27,8 @@
 
 #pragma once
 
+#include <stdio.h>
+
 /* C wrapper around glsl_types.h */
 
 #include "../glsl_types.h"
@@ -37,8 +39,6 @@ extern "C" {
 struct glsl_type;
 #endif
 
-#include <stdio.h>
-
 void glsl_print_type(const struct glsl_type *type, FILE *fp);
 void glsl_print_struct(const struct glsl_type *type, FILE *fp);