Merge pull request #22094 from mattermost/MM-49681-remove-boards-and-integration-limits-text

MM-49681 - Remove mentions of boards and integrations limits on delinquency emails, and replace remaining "Cloud Starter" text with "Cloud Free" text.

app/email/email.go

@@ -1113,7 +1113,7 @@ func (es *Service) SendDelinquencyEmail30(email, locale, siteURL, planName strin
 	data.Props["SupportEmail"] = *es.config().SupportSettings.SupportEmail
 	data.Props["Button"] = T("api.templates.delinquency_30.button")
 	data.Props["EmailUs"] = T("api.templates.email_us_anytime_at")
-	data.Props["BulletListItems"] = []string{T("api.templates.delinquency_30.bullet.message_history"), T("api.templates.delinquency_30.bullet.files"), T("api.templates.delinquency_30.bullet.cards"), T("api.templates.delinquency_30.bullet.plugins")}
+	data.Props["BulletListItems"] = []string{T("api.templates.delinquency_30.bullet.message_history"), T("api.templates.delinquency_30.bullet.files")}
 	data.Props["LimitsDocs"] = T("api.templates.delinquency_30.limits_documentation")
 	data.Props["Footer"] = T("api.templates.copyright")