feat(tests): move tests to the `rr-e2e-tests` repo

[rustatian]

Reason for This PR

• Single place for the RR end-to-end tests

Description of Changes

• Move integrational tests to the rr-e2e-tests repository

License Acceptance

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

PR Checklist

[Author TODO: Meet these criteria.] [Reviewer TODO: Verify that these criteria are met. Request changes if not]

• [x] All commits in this PR are signed (git commit -s).
• [x] The reason for this PR is clearly provided (issue no. or explanation).
• [x] The description of changes is clear and encompassing.
• [x] Any required documentation changes (code and docs) are included in this PR.
• [x] Any user-facing changes are mentioned in CHANGELOG.md.
• [x] All added/changed functionality is tested.

[codecov-commenter]

Codecov Report

Merging #186 (d6ae2e8) into master (685b681) will decrease coverage by 62.67%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #186       +/-   ##
==========================================
- Coverage   66.46%   3.79%   -62.68%     
==========================================
  Files          14      14               
  Lines         844     844               
==========================================
- Hits          561      32      -529     
- Misses        218     810      +592     
+ Partials       65       2       -63     

Impacted Files	Coverage Δ
data_converter/converter.go	36.84% <ø> (ø)
plugin.go	0.00% <ø> (-68.26%)	:arrow_down:
workflow/handler.go	0.00% <0.00%> (-76.58%)	:arrow_down:
internal/logger/wrapper.go	0.00% <0.00%> (-75.00%)	:arrow_down:
activity/activity.go	0.00% <0.00%> (-72.73%)	:arrow_down:
workflow/workflow.go	0.00% <0.00%> (-72.39%)	:arrow_down:
rpc.go	0.00% <0.00%> (-72.00%)	:arrow_down:
metrics.go	0.00% <0.00%> (-66.67%)	:arrow_down:
workflow/registry/registry.go	0.00% <0.00%> (-64.29%)	:arrow_down:
... and 4 more

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[wolfy-j]

Is it possible to relink codecov?