lang/org: add goto-visible & refile-to-visible commands

- Bind 'gsh' to goto-visible command in org-mode
- Bind '<localleader> g v' to goto-visible
- Bind '<localleader> r v' to refile-to-visible
- Add avy package to lang/org module

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modules/lang/org/config.el

@@ -675,6 +675,7 @@ between the two."
           "C" (λ! (org-clock-goto 'select))
           "i" #'org-id-goto
           "r" #'org-refile-goto-last-stored
+          "v" #'+org/goto-visible
           "x" #'org-capture-goto-last-stored)
         (:prefix ("l" . "links")
           "c" 'org-cliplink
@@ -690,6 +691,7 @@ between the two."
           "l" #'+org/refile-to-last-location
           "o" #'+org/refile-to-other-window
           "O" #'+org/refile-to-other-buffers
+          "v" #'+org/refile-to-visible
           "r" #'org-refile)) ; to all `org-refile-targets'
 
   (map! :after org-agenda