Fix a few variable references

Author: bbatsov

CHANGELOG.md

@@ -4,7 +4,7 @@
 
 ### New Features
 
-* [#1990](https://github.com/clojure-emacs/cider/issues/1990): Add new customation variable `cider-prompt-save-files-on-cider-refresh` to allow auto-saving buffers when `cider-refresh` is called.
+* [#1990](https://github.com/clojure-emacs/cider/issues/1990): Add new customation variable `cider-save-files-on-cider-refresh` to allow auto-saving buffers when `cider-refresh` is called.
 * Add new function `cider-load-all-files`, along with menu bar update.
 * Add new customization variable `cider-special-mode-truncate-lines`.
 * Add an option `cider-inspector-fill-frame` to control whether the cider inspector window fills its frame.

cider-interaction.el

@@ -1538,7 +1538,7 @@ Its behavior is controlled by `cider-save-files-on-cider-refresh'."
   (when-let ((project-root (clojure-project-dir)))
     (when cider-save-files-on-cider-refresh
       (save-some-buffers
-       (eq cider-prompt-save-files-on-cider-refresh t)
+       (eq cider-save-files-on-cider-refresh t)
        (lambda ()
          (and
           (derived-mode-p 'clojure-mode)

doc/miscellaneous_features.md

@@ -146,7 +146,7 @@ and
 ```
 
 * By default, all modified Clojure buffers are prompted to be saved. This
-  behaviour can be customized using `cider-save-files-on-refresh`.
+  behaviour can be customized using `cider-save-files-on-cider-refresh`.
 
 ## Tracing function execution