Fix scheduling option

[beckykd]

URL to the relevant documentation

the scheduling option on this page: https://docs.quantum.ibm.com/transpile/defaults-and-configuration-options, `
scheduling_method="as_late_as_possible"
is not a valid option

Select all that apply

• typo
• code bug
• out-of-date content
• broken link
• other

Describe the fix.

Verify that all options are valid

[beckykd]

I'm following up with this, as the API seems to list as_late_as_possible as a valid option: https://docs.quantum.ibm.com/api/qiskit/transpiler_preset#generate_scheduling

[beckykd]

Closing - the documentation is OK, but there's a bug: Qiskit/qiskit#12464