HPCC-10747 - Add Spanish Internationalization (Event Scheduler)

Add spanish translation file to event scheduler widget.

Signed-off by: Miguel Vazquez <miguel.vazquez@lexisnexis.com>
Merge pull request #5425 from miguelvazq/HPCC-10747

HPCC-10747 - Add Spanish Internationalization (Event Schdeuler)

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>