diff -U3 /tmp/cirrus-ci-build/src/test/regress/expected/arrays.out /tmp/cirrus-ci-build/src/bin/pg_upgrade/tmp_check/results/arrays.out
--- /tmp/cirrus-ci-build/src/test/regress/expected/arrays.out	2024-09-28 12:02:45.397009092 +0000
+++ /tmp/cirrus-ci-build/src/bin/pg_upgrade/tmp_check/results/arrays.out	2024-09-28 12:10:05.270222254 +0000
@@ -2749,13 +2749,13 @@
 SELECT array_sort('{abc DEF 123abc,ábc sßs ßss DÉF,DŽxxDŽ džxxDž Džxxdž,ȺȺȺ,ⱥⱥⱥ,ⱥȺ}'::text[]);
                             array_sort                            
 ------------------------------------------------------------------
- {"abc DEF 123abc","ábc sßs ßss DÉF",ⱥȺ,ⱥⱥⱥ,ȺȺȺ,"DŽxxDŽ džxxDž Džxxdž"}
+ {"abc DEF 123abc","ábc sßs ßss DÉF","DŽxxDŽ džxxDž Džxxdž",ȺȺȺ,ⱥȺ,ⱥⱥⱥ}
 (1 row)
 
 SELECT array_sort('{abc DEF 123abc,ábc sßs ßss DÉF,DŽxxDŽ džxxDž Džxxdž,ȺȺȺ,ⱥⱥⱥ,ⱥȺ}'::text[], 'desc');
                             array_sort                            
 ------------------------------------------------------------------
- {"DŽxxDŽ džxxDž Džxxdž",ȺȺȺ,ⱥⱥⱥ,ⱥȺ,"ábc sßs ßss DÉF","abc DEF 123abc"}
+ {ⱥⱥⱥ,ⱥȺ,ȺȺȺ,"DŽxxDŽ džxxDž Džxxdž","ábc sßs ßss DÉF","abc DEF 123abc"}
 (1 row)
 
 SELECT array_sort('{abc DEF 123abc,ábc sßs ßss DÉF,DŽxxDŽ džxxDž Džxxdž,ȺȺȺ,ⱥⱥⱥ,ⱥȺ}'::text[] COLLATE "pg_c_utf8", 'asc');