lint cleanups

src/autoload.cpp

@@ -1,17 +1,16 @@
 // The classes responsible for autoloading functions and completions.
 #include "config.h"  // IWYU pragma: keep
 
+#include <assert.h>
 #include <errno.h>
 #include <pthread.h>
-#include <stddef.h>
 #include <sys/stat.h>
 #include <time.h>
 #include <unistd.h>
-#include <wchar.h>
-#include <algorithm>
 #include <memory>
 #include <set>
 #include <string>
+#include <type_traits>
 #include <utility>
 #include <vector>