fix(kuma-cp) resync IPAM in case of Kuma CP restart (bp #1213)

[mergify]

This is an automated backport of pull request #1213 done by Mergify

Cherry-pick of 7d745d5 has failed:

On branch mergify/bp/release-1.0/pr-1213
Your branch is up to date with 'origin/release-1.0'.

You are currently cherry-picking commit 7d745d5c.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:

	modified:   pkg/dns/ip.go
	modified:   pkg/dns/vips/persistence.go
	modified:   pkg/dns/vips/persistence_test.go
	modified:   pkg/dns/vips_allocator_test.go
	modified:   pkg/dns/vips_synchronizer.go
	modified:   pkg/plugins/runtime/k8s/plugin.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)

	both modified:   pkg/dns/vips_allocator.go

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