error[E0277]: the trait bound `PreparedStatement<'_>: spi::query::PreparableQuery<'_>` is not satisfied
  --> tests/compile-fail/spi-prepare-prepared-statement.rs:10:24
   |
10 |         client.prepare(stmt, None);
   |                ------- ^^^^ the trait `spi::query::PreparableQuery<'_>` is not implemented for `PreparedStatement<'_>`
   |                |
   |                required by a bound introduced by this call
   |
   = help: the following other types implement trait `spi::query::PreparableQuery<'conn>`:
             &CStr
             &CString
             &std::string::String
             &str
note: required by a bound in `SpiClient::<'conn>::prepare`
  --> $WORKSPACE/pgrx/src/spi/client.rs
   |
   |     pub fn prepare<Q: PreparableQuery<'conn>>(
   |                       ^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `SpiClient::<'conn>::prepare`
