fix(ci): Revert CI fix (#11807)

This reverts commit fb82c64.

[This merge
commit](fb82c64)
seems to have broken the suite-selection mechanism in CircleCI
([example](https://app.circleci.com/pipelines/github/DataDog/dd-trace-py/79433/workflows/cc067cf4-bb45-4f8d-8a60-f43e95041847))

## Checklist
- [x] PR author has checked that all the criteria below are met
- The PR description includes an overview of the change
- The PR description articulates the motivation for the change
- The change includes tests OR the PR description describes a testing
strategy
- The PR description notes risks associated with the change, if any
- Newly-added code is easy to change
- The change follows the [library release note
guidelines](https://ddtrace.readthedocs.io/en/stable/releasenotes.html)
- The change includes or references documentation updates if necessary
- Backport labels are set (if
[applicable](https://ddtrace.readthedocs.io/en/latest/contributing.html#backporting))

## Reviewer Checklist
- [ ] Reviewer has checked that all the criteria below are met 
- Title is accurate
- All changes are related to the pull request's stated goal
- Avoids breaking
[API](https://ddtrace.readthedocs.io/en/stable/versioning.html#interfaces)
changes
- Testing strategy adequately addresses listed risks
- Newly-added code is easy to change
- Release note makes sense to a user of the library
- If necessary, author has acknowledged and discussed the performance
implications of this PR as reported in the benchmarks PR comment
- Backport labels are set in a manner that is consistent with the
[release branch maintenance
policy](https://ddtrace.readthedocs.io/en/latest/contributing.html#backporting)

Author: emmettbutler

scripts/gen_circleci_config.py

@@ -17,9 +17,10 @@ def gen_required_suites(template: dict) -> None:
     required_suites = template["requires_tests"]["requires"] = []
     for_each_testrun_needed(
         suites=sorted(
-            set(n for n, s in get_suites().items() if not s.get("skip", False)) & set(template["jobs"].keys())
+            set(n.rpartition("::")[-1] for n, s in get_suites().items() if not s.get("skip", False))
+            & set(template["jobs"].keys())
         ),
-        action=lambda suite: required_suites.append(suite.rpartition("::")[-1]),
+        action=lambda suite: required_suites.append(suite),
         git_selections=extract_git_commit_selections(os.getenv("GIT_COMMIT_DESC", "")),
     )