refactor!(vertico): evil minibuffer keybindings

BREAKING CHANGE: remove +vertico/(next|previous)-candidate-preview.

BREAKING CHANGE: Move vertico-(next|previous)-group to C-M-j/k now that

C-S-j/k now default back to scrolling up and down pages.

Update docs to reflect these changes.

modules/completion/vertico/README.org

@@ -85,11 +85,11 @@ keybindings are available:
 | =C-n=                 | Go to next candidate                               |
 | =C-k=                 | (evil) Go to previous candidate                    |
 | =C-j=                 | (evil) Go to next candidate                        |
+| =C-M-k=               | (evil) Go to previous group                        |
+| =C-M-j=               | (evil) Go to next group                            |
 | =C-;= or =<leader> a= | Open an ~embark-act~ menu to chose a useful action |
 | =C-c C-;=             | export the current candidate list to a buffer      |
 | =C-SPC=               | Preview the current candidate                      |
-| =C-M-k=               | (evil) Go to previous candidate and preview.       |
-| =C-M-j=               | (evil) Go to next candidate and preview.           |
 
 ~embark-act~ will prompt you with a =which-key= menu with useful commands on the
 selected candidate or candidate list, depending on the completion category. Note
@@ -274,9 +274,9 @@ override the module's modifications, do:
 ;...
 )
 #+end_src
-If you are changing the preview keys (set to =C-SPC=, =C-M-j=, and =C-M-k=),
+If you are changing the preview key (set to =C-SPC=), remember to change the
-remember to change their bindings on ~vertico-map~ as well, as the bindings
+binding on ~vertico-map~ as well, as the binding there gets previews to work to
-there get previews to work to an extent on non-consult commands as well.
+an extent on non-consult commands as well.
 ** Marginalia
 You can add more Marginalia annotation levels and change the existing ones by
   editing ~marginalia-annotator-registry~

modules/completion/vertico/autoload/vertico.el

@@ -134,20 +134,6 @@ Supports exporting consult-grep to wgrep, file to wdeired, and consult-location
       (let ((embark-quit-after-action nil))
         (embark-dwim)))))
 
-;;;###autoload
-(defun +vertico/next-candidate-preview (&optional n)
-  "Go forward N candidates and preivew"
-  (interactive)
-  (vertico-next (or n 1))
-  (+vertico/embark-preview))
-
-;;;###autoload
-(defun +vertico/previous-candidate-preview (&optional n)
-  "Go backward N candidates and preivew"
-  (interactive)
-  (vertico-previous (or n 1))
-  (+vertico/embark-preview))
-
 (defvar +vertico/find-file-in--history nil)
 ;;;###autoload
 (defun +vertico/find-file-in (&optional dir initial)

modules/completion/vertico/config.el

@@ -117,12 +117,10 @@ overrides `completion-styles' during company completion sessions.")
    +default/search-cwd +default/search-other-cwd
    +default/search-notes-for-symbol-at-point
    consult--source-file consult--source-project-file consult--source-bookmark
-   :preview-key (list (kbd "C-SPC") (kbd "C-M-j") (kbd "C-M-k")))
+   :preview-key (kbd "C-SPC"))
   (consult-customize
    consult-theme
-   :preview-key
+   :preview-key (list (kbd "C-SPC") :debounce 0.5 'any))
-   (list (kbd "C-SPC") (kbd "C-M-j") (kbd "C-M-k")
-         :debounce 0.5 'any))
   (after! org
     (defvar +vertico--consult-org-source
       `(:name     "Org"

modules/config/default/+evil-bindings.el

@@ -209,11 +209,9 @@
          "M-RET" #'vertico-exit-input
          "C-SPC" #'+vertico/embark-preview
          "C-j"   #'vertico-next
-         "C-M-j" #'+vertico/next-candidate-preview
+         "C-M-j" #'vertico-next-group
-         "C-S-j" #'vertico-next-group
          "C-k"   #'vertico-previous
-         "C-M-k" #'+vertico/previous-candidate-preview
+         "C-M-k" #'vertico-previous-group)))
-         "C-S-k" #'vertico-previous-group)))
 
 
 ;;; :ui