Add ido-completing-read+ for Magit

lisp/init-git.el

@@ -6,6 +6,10 @@
 (require-package 'git-timemachine)
 
 (when (maybe-require-package 'magit)
+  ;; See: https://magit.vc/manual/magit.html#Support-for-Completion-Frameworks
+  ;; https://github.com/magit/magit/pull/1812/files
+  (require-package 'ido-completing-read+)
+
   (setq-default
    magit-process-popup-time 10
    magit-diff-refine-hunk t