util: fix non-null pointer parameter annotations
util: fix non-null pointer parameter annotations

An extra parameter was added to virQEMUBuildQemuImgKeySecretOpts in

  commit ecfc4094d832a23fb56e1825d799c93488c168d7
  Author: Daniel P. Berrangé <bb938cf255e055ff3507f2627d214e8e62118fcf@redhat.com>
  Date:   Tue Sep 15 16:30:37 2020 +0100

    storage: add support for qcow2 LUKS encryption

but the non-null pointer annotations were not adjusted to take account.

Reviewed-by: Andrea Bolognani <3ada0bee826c753786fdbba72243dfba997094cf@redhat.com>
Signed-off-by: Daniel P. Berrangé <bb938cf255e055ff3507f2627d214e8e62118fcf@redhat.com>

olafhering/libvirt,crobinso/libvirt,jardasgit/libvirt,jardasgit/libvirt,nertpinx/libvirt,crobinso/libvirt,crobinso/libvirt,zippy2/libvirt,zippy2/libvirt,libvirt/libvirt,nertpinx/libvirt,crobinso/libvirt,olafhering/libvirt,jardasgit/libvirt,olafhering/libvirt,jfehlig/libvirt,libvirt/libvirt,zippy2/libvirt,jardasgit/libvirt,jfehlig/libvirt,nertpinx/libvirt,olafhering/libvirt,nertpinx/libvirt,libvirt/libvirt,libvirt/libvirt,zippy2/libvirt,jfehlig/libvirt,nertpinx/libvirt,jfehlig/libvirt,jardasgit/libvirt