Rethink what Doom loads at startup and manually

Better to simply load what we need, when we need it, rather than set up
autoloads for every litte thing.

modules/lang/php/autoload.el

@@ -10,5 +10,6 @@ ignore the cache."
     (or (and (not refresh-p) (gethash project-root +php-composer-conf))
         (let ((package-file (expand-file-name "composer.json" project-root)))
           (when-let* ((data (and (file-exists-p package-file)
+                                 (require 'json)
                                  (json-read-file package-file))))
             (puthash project-root data +php-composer-conf))))))