nit: minor refactors & comment/docstring revisions

core/autoload/debug.el

@@ -14,9 +14,9 @@
     gcmh-verbose
     init-file-debug
     jka-compr-verbose
+    (message-log-max . 16384)
     url-debug
-    use-package-verbose
-    (message-log-max . 16384))
+    use-package-verbose)
   "A list of variable to toggle on `doom-debug-mode'.
 
 Each entry can be a variable symbol or a cons cell whose CAR is the variable

core/autoload/themes.el

@@ -40,6 +40,7 @@ all themes. It will apply to all themes once they are loaded."
        (when (or (get 'doom-theme 'previous-themes)
                  (null doom-theme))
          (funcall #',fn))
+       ;; FIXME Prevent clobbering this on-the-fly
        (add-hook 'doom-customize-theme-hook #',fn 100))))
 
 ;;;###autoload