Work Template: use mattermost-server/playbooks package instead of old playbook repo (#22908)

server/channels/app/worktemplates/model.go

@@ -6,7 +6,7 @@ import (
 	"errors"
 	"net/http"
 
-	pbclient "github.com/mattermost/mattermost-plugin-playbooks/client"
+	pbclient "github.com/mattermost/mattermost-server/v6/server/playbooks/client"
 
 	"github.com/mattermost/mattermost-server/v6/model"
 )

server/channels/app/worktemplates/model_test.go

@@ -10,7 +10,7 @@ import (
 
 	"github.com/mattermost/mattermost-server/v6/model"
 
-	pbclient "github.com/mattermost/mattermost-plugin-playbooks/client"
+	pbclient "github.com/mattermost/mattermost-server/v6/server/playbooks/client"
 )
 
 func TestCanBeExecuted(t *testing.T) {