Remove eldoc-JHK cause it's broken and I don't use it

lisp/mitch-packages.el

@@ -12,14 +12,7 @@
   :straight (:type built-in)
   :diminish
   :defer 1
-  :custom (eldoc-echo-area-use-multiline-p nil)
-  :config
-  ;; eldoc for 日本語 -- taken from https://cce.whatthefuck.computer/japanese-study
-  (defun eldoc-jhk (&rest args)
-    (when (looking-at "[あ-ヿ]")
-      (get-char-code-property (string-to-char (thing-at-point 'char)) 'name)))
-  (add-hook 'eldoc-documentation-functions
-	    #'eldoc-jhk))
+  :custom (eldoc-echo-area-use-multiline-p nil))
 (use-package savehist
   :straight (:type built-in)
   :init (savehist-mode)