x86/paravirt: Specify pv_ops array in paravirt macros

In order to prepare having multiple pv_ops arrays, specify the array in the
paravirt macros.

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://patch.msgid.link/20260105110520.21356-21-jgross@suse.com

Author: jgross1