Fixed typing issues with sync code runners

Fixed typing issues with sync code runners

Fixed typing issue allowing asyncio ``run_sync()`` methods to correctly
type the parameters according to the callable that was passed, making use
of :pep:`612` ``ParamSpec`` variables.  Pull request courtesy Francisco R.
Del Roio.

Closes: #11055
Pull-request: https://github.com/sqlalchemy/sqlalchemy/pull/11055
Pull-request-sha: 712b4382b16e4c07c09ac40a570c4bfb76c28161

Change-Id: I94ec8bbb0688d6c6e1610f8f769abab550179c14
(cherry picked from commit b687624f63b8613f3c487866292fa88f763c79ee)