Bump mellium.im/sasl from 0.2.1 to 0.3.1 in /core/pg

Bumps mellium.im/sasl from 0.2.1 to 0.3.1.

---
updated-dependencies:
- dependency-name: mellium.im/sasl
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

core/pg/go.mod

@@ -20,5 +20,5 @@ require (
 	golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 // indirect
 	golang.org/x/net v0.7.0 // indirect
 	golang.org/x/sys v0.5.0 // indirect
-	mellium.im/sasl v0.2.1 // indirect
+	mellium.im/sasl v0.3.1 // indirect
 )

core/pg/go.sum

@@ -152,5 +152,6 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-mellium.im/sasl v0.2.1 h1:nspKSRg7/SyO0cRGY71OkfHab8tf9kCts6a6oTDut0w=
 mellium.im/sasl v0.2.1/go.mod h1:ROaEDLQNuf9vjKqE1SrAfnsobm2YKXT1gnN1uDp1PjQ=
+mellium.im/sasl v0.3.1 h1:wE0LW6g7U83vhvxjC1IY8DnXM+EU095yeo8XClvCdfo=
+mellium.im/sasl v0.3.1/go.mod h1:xm59PUYpZHhgQ9ZqoJ5QaCqzWMi8IeS49dhp6plPCzw=