MTV-2772: Scheduling target VMs

[RichardHoch]

MTV 2.10

Resolves https://issues.redhat.com/browse/MTV-2772 by adding a description of scheduling target VMs as well as UI and CLI procedures.

Preview:

• https://file.corp.redhat.com/rhoch/MTV-2772_target_vm_scheduling/html-single/#scheduling_target_vms [through and including 7.45]
• https://file.corp.redhat.com/rhoch/MTV-2772_target_vm_scheduling/html-single/#proc_migrating-virtual-machines-cli_vmware [step 9, callouts 13, 14, and 15. These callouts will be repeated in all vendors[
• https://file.corp.redhat.com/rhoch/MTV-2772_target_vm_scheduling_p/html-single/#creating-plan-wizard-vmware_vmware [step 23, sub-step "e" -- the TBDs are intentional, will be replaced later. This sub-step will be repeated in all vendors]

[RichardHoch]

@RichardHoch After you bring live migration and UDN into the new framework, remove the // in // UDNs are discussed in greater detail in xref:about-udn_mtv[About user defined networks]. Migration procedures have been updated to include UDNs. in selecting-migration-network-for-virt-provider.adoc .

[RichardHoch]

@mnecas @yaacov @avivtur @chenli Please review this PR. Thank you.

[RichardHoch]

@avivtur @yaacov I made the changes you suggested. Please review this PR again. Thanks.

[AmenB]

LGTM

[RichardHoch]

@mnecas I made the changes you suggested. Please review the PR again. Thanks.

[mnecas]

lgmt