[nongnu] elpa/geiser 83305e6bb5: Address byte-compiler warning

[ELPA Syncer]

branch: elpa/geiser
commit 83305e6bb5f13d68f8e31d457605b02d2a10c014
Author: Jonas Bernoulli <jonas@bernoul.li>
Commit: Jonas Bernoulli <jonas@bernoul.li>

    Address byte-compiler warning
    
    Warning: ‘backward-delete-char’ is for interactive use only;
    use ‘delete-char’ instead.
---
 elisp/geiser-edit.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/elisp/geiser-edit.el b/elisp/geiser-edit.el
index 3cafaa0a0d..fbe625fe59 100644
--- a/elisp/geiser-edit.el
+++ b/elisp/geiser-edit.el
@@ -323,7 +323,7 @@ positive values and backward for negative."
             (let ((p (point))
                   (round (looking-at-p "(")))
               (forward-sexp)
-              (backward-delete-char 1)
+              (delete-char -1)
               (insert (if round "]" ")"))
               (goto-char p)
               (delete-char 1)