[BUG] Typo when you've not yet generated function docs

[ahenket]

eXist db 5.2

When you go your function documentation and you've never generated that before, you will see a message with a typo (double 'the')

The function documentation has not been generated yet. Please contact the database administrator in order to have the the function documentation generated.

The source of that message seems to be here:

https://github.com/eXist-db/function-documentation/blob/master/src/main/xar-resources/index.html