emacs: fix flycheck prefix key

global/emacs.d/init.org

@@ -249,7 +249,7 @@ Syntax checking. https://www.flycheck.org/en/latest/
   :ensure t
   :diminish flycheck-mode
   :init
-  (setq flycheck-keymap-prefix "C-c ! !")
+  (setq flycheck-keymap-prefix (kbd "C-c C-!"))
   (global-flycheck-mode)
   (global-set-key (kbd "C-c !") 'ext/hydra-flycheck/body)
   :config
@@ -257,9 +257,10 @@ Syntax checking. https://www.flycheck.org/en/latest/
   (defhydra ext/hydra-flycheck
     (:hint nil)
     "
+^~flycheck~
 _n_ext          _p_rev       _c_ompile    _v_erify checker
 _e_xplain       _d_isplay    _s_elect     _V_erify setup
-_j_ump          _l_ist       ^^           _q_:uit
+_j_ump          _l_ist       ^^           _q_uit
 "
     ("n" flycheck-next-error)
     ("p" flycheck-previous-error)