BUG: replace doesn't adjust findState.endpos

[Phil Thompson]

On 08/09/2021 07:57, Thomas Lübking wrote:
> The area searched by findNext is relatively shortened if the 
> replacement
> grows the text and while replace() extends findState.endpos_orig,
> findState.endpos is left alone. As a consequence, the text isn't
> searched entirely.

Should be fixed in the next snapshot but could do with testing.

Phil