Fix two new YAML test which fail on the FTS. Both have to do with
parameter handling which the Psycopg hander does completely differently
(client side only)
merge tjoneslo: Fix two new YAML test which fail on the FTS.

Merge pull request #1194 from tjoneslo/sql-layer/fix-out-of-bounds-params
https://github.com/FoundationDB/sql-layer/pull/1194