[gnome-photos] create-collection-job: Fix typo

[Debarshi Ray <debarshir src gnome org>]

commit 72fa4b85e4c2d8d55753ebfe05030ca46ce538bc
Author: Debarshi Ray <debarshir gnome org>
Date:   Sat Oct 20 19:59:31 2018 +0200

    create-collection-job: Fix typo
    
    Fallout from a90b73e456d0dc77f74b3706f3e3c21fbb64396e

 src/photos-create-collection-job.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/photos-create-collection-job.c b/src/photos-create-collection-job.c
index c4cd54d2..9e67a063 100644
--- a/src/photos-create-collection-job.c
+++ b/src/photos-create-collection-job.c
@@ -79,7 +79,7 @@ photos_create_collection_job_query_executed (GObject *source_object, GAsyncResul
   g_variant_unref (variant);
   variant = child;
 
-  child = g_variant_get_child_value (variant, 0); /* variant is now s{ss} */
+  child = g_variant_get_child_value (variant, 0); /* variant is now a{ss} */
   g_variant_unref (variant);
   variant = child;