ci:upload test results to datadog

[jmurret]

Description

Currently our workflow and job information is uploaded to datadog. Test information is not. This PR uploads the junit results file to DataDog.

Testing & Reproduction steps

1. go to theupload coverage step of any test job.
2. It will give you the below output and you can verify there. Example job is: https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206

Run datadog-ci junit upload --service "$GITHUB_REPOSITORY" $TEST_RESULTS_DIR/results.xml
Starting upload with concurrency 20. 
Will upload jUnit XML file /tmp/test-results/results.xml
service: hashicorp/consul
Uploading jUnit XML test report file in /tmp/test-results/results.xml
✅ Uploaded [1](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:1) files in 0.199 seconds.
Syncing git metadata...
[unshallow] Git repository is a shallow clone., unshallowing it...
[unshallow] Setting remote.origin.partialclonefilter to "blob:none" to avoid fetching file content
[unshallow] Running git fetch --shallow-since="1 month ago" --update-shallow --refetch
[unshallow] Fetch completed.
✅ Synced git metadata in 7.016 seconds.
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* View detailed reports on Datadog (they can take a few minutes to become available)
* Commit report:
* https://app.datadoghq.com/ci/redirect/tests/https%3A%2F%2Fgithub.com%2Fhashicorp%2Fconsul.git/-/hashicorp%2Fconsul/-/jm%2FNET-3692/-/8642c685c7cd4[17](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:18)8a1a963bf392f61fe4a9c437f?env=ci
* Test runs report:
* https://app.datadoghq.com/ci/test-runs?query=%[20](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:21)%40ci.job.url%3A%[22](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:23)https%3A%2F%2Fgithub.com%2Fhashicorp%2Fconsul%2Fcommit%2F8642c685c7cd4178a1a963bf392f61fe4a9c437f%2Fchecks%22
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Links

PR Checklist

• updated test coverage
• external facing docs updated
• appropriate backport labels added
• not a security concern

[loshz]

LGTM - do we have a link to DD to verify the uploads?

[jmurret]

@loshz yes. (I'll also add this to the PR description).

if you look in the upload coverage step of any test job it will give you the below output and you can verify there. Example job is: https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206

Run datadog-ci junit upload --service "$GITHUB_REPOSITORY" $TEST_RESULTS_DIR/results.xml
Starting upload with concurrency 20. 
Will upload jUnit XML file /tmp/test-results/results.xml
service: hashicorp/consul
Uploading jUnit XML test report file in /tmp/test-results/results.xml
✅ Uploaded [1](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:1) files in 0.199 seconds.
Syncing git metadata...
[unshallow] Git repository is a shallow clone., unshallowing it...
[unshallow] Setting remote.origin.partialclonefilter to "blob:none" to avoid fetching file content
[unshallow] Running git fetch --shallow-since="1 month ago" --update-shallow --refetch
[unshallow] Fetch completed.
✅ Synced git metadata in 7.016 seconds.
=================================================================================================
* View detailed reports on Datadog (they can take a few minutes to become available)
* Commit report:
* https://app.datadoghq.com/ci/redirect/tests/https%3A%2F%2Fgithub.com%2Fhashicorp%2Fconsul.git/-/hashicorp%2Fconsul/-/jm%2FNET-3692/-/8642c685c7cd4[17](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:18)8a1a963bf392f61fe4a9c437f?env=ci
* Test runs report:
* https://app.datadoghq.com/ci/test-runs?query=%[20](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:21)%40ci.job.url%3A%[22](https://github.com/hashicorp/consul/actions/runs/4916931172/jobs/8781403486?pr=17206#step:12:23)https%3A%2F%2Fgithub.com%2Fhashicorp%2Fconsul%2Fcommit%2F8642c685c7cd4178a1a963bf392f61fe4a9c437f%2Fchecks%22
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