Update ext/standard parameter names

Closes GH-6214.

Fix refcounting for the named params case as well

Adjust the test case to pass a refcounted value and to also check
the named params case.

Fix #79979: passing value to by-ref param via CUFA crashes

If a by-val send is not allowed, we must not do so. Instead we wrap
the value in a temporary reference.

Closes GH-6000