Global: drop json-c and switch to yyjson

src/modules/users/users.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "fastfetch.h"
+#include <yyjson.h>
 
 #define FF_USERS_MODULE_NAME "Users"
 
@@ -8,8 +9,4 @@ void ffPrintUsers(FFinstance* instance, FFUsersOptions* options);
 void ffInitUsersOptions(FFUsersOptions* options);
 bool ffParseUsersCommandOptions(FFUsersOptions* options, const char* key, const char* value);
 void ffDestroyUsersOptions(FFUsersOptions* options);
-
-#ifdef FF_HAVE_JSONC
-#include "common/jsonconfig.h"
-void ffParseUsersJsonObject(FFinstance* instance, json_object* module);
-#endif
+void ffParseUsersJsonObject(FFinstance* instance, yyjson_val* module);