scratch/so-long-updates 3617384: fixup! Support loading so-long.el on top of an earlier version

[Phil]

branch: scratch/so-long-updates
commit 36173843c8566a2c08f9bedf20acd47ad641107c
Author: Phil Sainty <address@hidden>
Commit: Phil Sainty <address@hidden>

    fixup! Support loading so-long.el on top of an earlier version
    
    `defconst' evaluates and sets the value even one exists already.
---
 lisp/so-long.el | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lisp/so-long.el b/lisp/so-long.el
index 83d2218..4ccef4a 100644
--- a/lisp/so-long.el
+++ b/lisp/so-long.el
@@ -411,8 +411,7 @@
 (add-to-list 'customize-package-emacs-version-alist
              '(so-long ("1.0" . "27.1")))
 
-(set (defvar so-long--latest-version)
-     "1.0") ;; Keep this up to date in the code.
+(defconst so-long--latest-version "1.0")
 
 (declare-function longlines-mode "longlines")
 (defvar longlines-mode)