Add download logs csv

[matiasqueroceballos]

Summary

• Added CSV export feature for error logs with date range filtering (start/end date picker)
• Implemented jQuery UI Datepicker with multi-language support (Spanish, French, English)
• Enhanced error log page UI with styled date inputs and export button
• Added comprehensive debug logging to automatic retry mechanism for better troubleshooting
• Improved datepicker styling with gradient header and responsive layout

Test plan

• Navigate to FormsCRM Settings > Error Log tab
• Verify date pickers render correctly with proper locale translations
• Select start and end dates and click "Export CSV" button
• Verify CSV downloads with correct filename (formscrm-error-logs-YYYY-MM-DD-to-YYYY-MM-DD.csv)
• Verify CSV contains all error log records within selected date range
• Verify CSV columns: ID, Date, CRM Type, Form Type, Form Name, Entry ID, Error Message, Status, Resend Attempts, Last Resend Date
• Test date picker header layout on desktop and mobile (buttons and month/year display correctly)
• Monitor automatic retries via Debug Logs tab to verify success/failure logging
• Verify retry status updates to "success" when CRM responds successfully
• Test with empty date ranges and verify appropriate error messages

[davidperezgar]

@matiasqueroceballos I've changed to not load external sources.