[nongnu] elpa/helm 6239110f8a: completions-detailed is available only after 28.1 (#2613)

[ELPA Syncer]

branch: elpa/helm
commit 6239110f8a83e95fe8d466b595bf4f6407545baa
Author: Thierry Volpiatto <thievol@posteo.net>
Commit: Thierry Volpiatto <thievol@posteo.net>

    completions-detailed is available only after 28.1 (#2613)
---
 helm-mode.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/helm-mode.el b/helm-mode.el
index dc7f2a7f41..27b674ab68 100644
--- a/helm-mode.el
+++ b/helm-mode.el
@@ -1191,7 +1191,8 @@ dynamically otherwise use 
`helm-completing-read-default-2'."
         (unless (completion-metadata-get metadata 'category)
           (setq metadata `(metadata (category . ,it))
                 category it)))
-    (helm-aif (and completions-detailed
+    (helm-aif (and (boundp 'completions-detailed)
+                   completions-detailed
                    (assoc-default category 
helm-completing-read-extra-metadata))
         (progn
           (setq metadata it)