Merge pull request #21507 from mattermost/mm-47415-email-templates-cloud-starter-to-free

[MM-47415] remove all mentions from Cloud Starter to Cloud Free

app/email/email.go

@@ -1172,7 +1172,7 @@ func (es *Service) SendDelinquencyEmail60(email, locale, siteURL string) error {
 	data.Props["Button"] = T("api.templates.delinquency_60.button")
 	data.Props["EmailUs"] = T("api.templates.email_us_anytime_at")
 	data.Props["IncludeSecondaryActionButton"] = true
-	data.Props["SecondaryActionButtonText"] = T("api.templates.delinquency_60.downgrade_to_starter")
+	data.Props["SecondaryActionButtonText"] = T("api.templates.delinquency_60.downgrade_to_free")
 	data.Props["Footer"] = T("api.templates.copyright")
 
 	// 45 day template is the same as the 60 day one so its reused
@@ -1205,7 +1205,7 @@ func (es *Service) SendDelinquencyEmail75(email, locale, siteURL, planName, deli
 	data.Props["Button"] = T("api.templates.delinquency_75.button")
 	data.Props["EmailUs"] = T("api.templates.email_us_anytime_at")
 	data.Props["IncludeSecondaryActionButton"] = true
-	data.Props["SecondaryActionButtonText"] = T("api.templates.delinquency_75.downgrade_to_starter")
+	data.Props["SecondaryActionButtonText"] = T("api.templates.delinquency_75.downgrade_to_free")
 	data.Props["Footer"] = T("api.templates.copyright")
 
 	// 45 day template is the same as the 75 day one so its reused