[sqlite] website documentation wording

[Niall O'Reilly]

On Fri, 04 Dec 2015 18:46:27 +0000,
Keith Medcalf wrote:
> 
> Intel's Management has decided -- for the imperfect tense.
> Intel's Managemant have decided -- for the past perfect tense.

  Eh?  These examples show the same tense.

  Niall O'Reilly