`limit` is alwasy `None`

[samuelcolvin]

Bug report

I've tried adding limit 1 etc. to a query, but the limit: &Option<Limit> parameter to begin_scan seems to always be None.

I tried setting offset 1 limit 1 since Limit seems to be always contain both limit and offset, but it didn't help.

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I'm building on MacOS with cargo pgrx run pg15, using pgrx = { version = "=0.11.2" } and cargo --version cargo 1.77.1 (e52e36006 2024-03-26), using superbase-wrappers main as per #252