3365427 - Suppliers in Spanish locales saw email notifications in a mixture of languages in some cases

Suppliers in Spanish locales saw email notifications in a mixture of languages in some cases.  The issue occurred with notifications with a language other than Spanish as the base language that didn't have a Spanish translation configured for them, and that included the [EVENT_END_DATE] or [EVENT_START_DATE]  tokens.  The dates represented by the tokens were translated into Spanish, the supplier's locale, while the remainder of the email remainded in the notification base language.

[Change Request ID: SM-40521] , KBA , BNS-ARI-SLP-TEM , SLP Template Upgrade , Product Enhancement