Fix doom-modeline in the messages buffer

problem:
the doom-modeline isn't applied to the messages buffer

solution:
call `(doom-modeline-init)` without a hook

CHANGELOG.develop

@@ -921,6 +921,7 @@ Other:
   - Fixed evil surround bindings (thanks to Hoyon Mak)
   - Improved Window Manipulation Transient state (thanks to yuhan0)
   - Exclude which-key from layer sync powerline restore (thanks to Doug Wilson)
+  - Fix doom-modeline in the messages buffer (thanks to duianto)
 *** Layer changes and fixes
 **** Ansible
 - Improvements:

layers/+spacemacs/spacemacs-modeline/packages.el

@@ -35,7 +35,7 @@
   (use-package doom-modeline
     :defer t
     :if (eq (spacemacs/get-mode-line-theme-name) 'doom)
-    :init (add-hook 'after-init-hook 'doom-modeline-init)))
+    :init (doom-modeline-init)))
 
 (defun spacemacs-modeline/init-fancy-battery ()
   (use-package fancy-battery