fix(setup): execute s54 (#9849)

# Which Problems Are Solved

Step 54 was not executed during setup.

# How the Problems Are Solved

Added the step to setup jobs

# Additional Changes

none

# Additional Context

- the step was added in https://github.com/zitadel/zitadel/pull/9837
- thanks to @zhirschtritt for raising this.

(cherry picked from commit a626678004)

cmd/setup/config.go

@@ -150,6 +150,7 @@ type Steps struct {
 	s51IDPTemplate6RootCA                   *IDPTemplate6RootCA
 	s52IDPTemplate6LDAP2                    *IDPTemplate6LDAP2
 	s53InitPermittedOrgsFunction            *InitPermittedOrgsFunction53
+	s54InstancePositionIndex                *InstancePositionIndex
 }
 
 func MustNewSteps(v *viper.Viper) *Steps {