update Watermill to v1.0.0-rc.2

go.mod

@@ -1,7 +1,7 @@
 module github.com/ThreeDotsLabs/watermill-sql
 
 require (
-	github.com/ThreeDotsLabs/watermill v1.0.0-rc.1
+	github.com/ThreeDotsLabs/watermill v1.0.0-rc.2
 	github.com/go-sql-driver/mysql v1.4.1
 	github.com/oklog/ulid v1.3.1
 	github.com/pkg/errors v0.8.1

go.sum

@@ -1,10 +1,10 @@
-github.com/ThreeDotsLabs/watermill v1.0.0-rc.1 h1:+nCE2aL/oex8FqD2XpNQxhb5BeIRHpqxXKMWBur2T0c=
-github.com/ThreeDotsLabs/watermill v1.0.0-rc.1/go.mod h1:3eFkT0wUZ8Ywp6NqWHJ8Y0IrvjkKa75yLLUUUCHUZAo=
+github.com/ThreeDotsLabs/watermill v1.0.0-rc.2 h1:DCKR8kSLHUyZny6LiKtO7h+IZPMo0t9x786FOZmoAh4=
+github.com/ThreeDotsLabs/watermill v1.0.0-rc.2/go.mod h1:gjVFKc8aN+vmEHw3pA0kh4mmuwHe02nyfghb6IWWiKE=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
-github.com/cenkalti/backoff v2.2.0+incompatible/go.mod h1:b6Nc7NRH5C4aCISLry0tLnTjcuTEvoiqcWDdsU0sOGM=
+github.com/cenkalti/backoff/v3 v3.0.0/go.mod h1:cIeZDE3IrqwwJl6VUwCN6trj1oXrTS4rc0ij+ULvLYs=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=