Merge ~troyanov/maas:bump-temporal-version into maas:master

[Anton Troyanov]

chore(deps): bump temporal to 1.21.5

Resolves LP:2038307

[Adam Collard (adam-collard)]

review: Approve

diff --git a/debian/control b/debian/control
index af8e947..fce02ef 100644
--- a/debian/control
+++ b/debian/control
@@ -114,7 +114,7 @@ Depends: dbconfig-pgsql,
          maas-region-api (= ${binary:Version}),
          postgresql (>= 12),
          tcpdump,
-         temporal (>=1.20.3-1-0ubuntu1),
+         temporal (>=1.21.5-0ubuntu1),
          ${misc:Depends},
 Recommends: openssh-server
 Suggests: nmap