DEVX-50: refactor: remove JUnit reporting from devx

docs/tech/ci-cd-workflow.md

@@ -447,12 +447,10 @@ python -m devx.molecule.distribute_molecule --list-platforms
 ### `molecule_ci_guard.py`
 
 Runs molecule tests sequentially while polling the Gitea API for other runner
-failures. Aborts early if another runner fails the same job. Generates JUnit
-XML when `--junit-output` is provided.
+failures. Aborts early if another runner fails the same job.
 
 ```bash
-python -m devx.molecule.molecule_ci_guard [--roles-root <dir>] \
-  [--junit-output <file>] pair1 pair2 ...
+python -m devx.molecule.molecule_ci_guard [--roles-root <dir>] pair1 pair2 ...
 ```
 
 ### `validate_commit_msg.py`
@@ -503,16 +501,6 @@ python -m devx.ci.distribute_files --pattern <glob> --runner-index <i> \
   --max-runners <n> [--github-env] [--skip-if-excess]
 ```
 
-### `merge_junit.py`
-
-Merges JUnit XML reports from parallel matrix runners into a single
-consolidated report. Exit code is non-zero if any merged suite reports
-failures.
-
-```bash
-python -m devx.ci.merge_junit --pattern <glob> --output <file>
-```
-
 ### `integration_guard.py`
 
 Runs pytest with cross-runner failure detection. If any other
@@ -520,7 +508,7 @@ integration-tests matrix runner reports failure, the current pytest
 subprocess is killed and this runner exits early.
 
 ```bash
-python -m devx.ci.integration_guard --junit-output <file> -- <pytest args>
+python -m devx.ci.integration_guard -- <pytest args>
 ```
 
 ## Release process summary