Add container instance pipeline tests

[gpop63]

What does this PR do?

Adds container_instance pipeline test.

Checklist

• I have reviewed tips for building integrations and this pull request is aligned with them.
• I have verified that all data streams collect metrics or logs.
• I have added an entry to my package's changelog.yml file.
• I have verified that Kibana version constraints are current according to guidelines.

Author's Checklist

• [ ]

How to test this PR locally

Related issues

• Closes: [azure_metrics] add pipeline tests for container_instance data stream #4412

Screenshots

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💚 Build Succeeded

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Build stats

• Start Time: 2022-11-08T12:49:00.664+0000

• Duration: 14 min 37 sec

Test stats 🧪

Test	Results
Failed	0
Passed	134
Skipped	0
Total	134

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🚀 Benchmarks report

Package azure_metrics 👍(2) 💚(0) 💔(1)

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Data stream	Previous EPS	New EPS	Diff (%)	Result
compute_vm	100000	71428.57	-28571.43 (-28.57%)	💔

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🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	100.0% (3/3)	💚
Files	100.0% (3/3)	💚 2.322
Classes	100.0% (3/3)	💚 2.322
Methods	73.333% (22/30)	👎 -17.694
Lines	100.0% (21/21)	💚 8.309
Conditionals	100.0% (0/0)	💚