fix ICU explorer link in locale documentation

2021-11-02 19:44:13 Anton Voloshin (a.voloshin) Closed in commitfest 2021-11 with status: Committed 2021-11-02 19:44:13 Anton Voloshin (a.voloshin) Changed committer to bmomjian 2021-10-02 06:02:35 Jaime Casanova (jcasanov) New status: Waiting on Author 2021-10-02 06:02:19 Jaime Casanova (jcasanov) Closed in commitfest 2021-09 with status: Moved to next CF 2021-10-02 06:02:15 Jaime Casanova (jcasanov) New status: Needs review 2021-09-03 19:40:02 Laurenz Albe (laurenz) New status: Waiting on Author 2021-08-03 02:19:51 Masahiko Sawada (masahikosawada) Closed in commitfest 2021-07 with status: Moved to next CF 2021-05-19 16:59:05 Laurenz Albe (laurenz) Added laurenz as reviewer 2021-04-04 07:57:15 Anton Voloshin (a.voloshin) Changed authors to Anton Voloshin (a.voloshin) 2021-04-04 07:56:53 Anton Voloshin (a.voloshin) Attached mail thread 68f32992-7ba7-f797-2bb3-8851bd70d95d@postgrespro.ru 2021-04-04 07:56:53 Anton Voloshin (a.voloshin) Created patch record