test: Alter tracking bindings in testing (ExpectProvisioned, etc.)

[jonathan-innis]

Fixes #

Description

• Alter tracking bindings in testing
• Bindings are now returned from the ExpectProvisioned functions and are used to create the bindings to bind the pods to the nodes during scheduling

How was this change tested?

make presubmit

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[coveralls]

Pull Request Test Coverage Report for Build 4069329710

• 81 of 88 (92.05%) changed or added relevant lines in 8 files are covered.
• 99 unchanged lines in 7 files lost coverage.
• Overall coverage decreased (-1.5%) to 78.355%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/controllers/state/cluster.go	0	1	0.0%
pkg/controllers/provisioning/provisioner.go	28	34	82.35%

Files with Coverage Reduction	New Missed Lines	%
pkg/controllers/provisioning/scheduling/existingnode.go	2	94.12%
pkg/controllers/state/cluster.go	2	83.52%
pkg/operator/controller/typed.go	2	93.55%
pkg/controllers/provisioning/controller.go	13	25.93%
pkg/controllers/provisioning/batcher.go	19	16.67%
pkg/controllers/provisioning/provisioner.go	27	76.63%
pkg/scheduling/hostportusage.go	34	45.95%

Totals
Change from base Build 4068914371:	-1.5%
Covered Lines:	6219
Relevant Lines:	7937

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💛 - Coveralls

[jonathan-innis]

Good feedback @ellistarn