add retry to build acr image e2e

[OliverMKing]

Description

Adds a retry on acr image build in e2e. This fixes a random error that started appearing yesterday where e2e occasionally says it can't find the acr in the subscription on an acr build.

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Local e2e

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[OliverMKing]

/ok-to-test sha=54ea497

[coveralls]

Pull Request Test Coverage Report for Build 6330958163

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 88.718%

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Totals
Change from base Build 6330724554:	0.0%
Covered Lines:	1966
Relevant Lines:	2216

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💛 - Coveralls

[OliverMKing]

/ok-to-test sha=b14624c

[OliverMKing]

/ok-to-test sha=970cdb3

[OliverMKing]

/ok-to-test sha=9ebfb69

[OliverMKing]

/ok-to-test sha=e625e15

[OliverMKing]

/ok-to-test sha=e625e15

[OliverMKing]

/ok-to-test sha=e625e15

[OliverMKing]

/ok-to-test sha=83c74dc

[OliverMKing]

/ok-to-test sha=5ee961a