Update unit tests

Author: Nicoretti

test/unit/template_test.py

@@ -15,6 +15,9 @@ def test_retrieve_workflow_templates():
         "checks": "checks.yml",
         "ci": "ci.yml",
         "gh-pages": "gh-pages.yml",
+        "matrix-all": "matrix-all.yml",
+        "matrix-exasol": "matrix-exasol.yml",
+        "matrix-python": "matrix-python.yml",
         "merge-gate": "merge-gate.yml",
         "pr-merge": "pr-merge.yml",
         "report": "report.yml",
@@ -52,6 +55,9 @@ def test_retrieve_issue_templates():
                 "checks": "checks.yml",
                 "ci": "ci.yml",
                 "gh-pages": "gh-pages.yml",
+                "matrix-all": "matrix-all.yml",
+                "matrix-exasol": "matrix-exasol.yml",
+                "matrix-python": "matrix-python.yml",
                 "merge-gate": "merge-gate.yml",
                 "pr-merge": "pr-merge.yml",
                 "report": "report.yml",
@@ -104,6 +110,9 @@ def test_retrieve_templates(subpackage, expected):
                 "checks.yml",
                 "ci.yml",
                 "gh-pages.yml",
+                "matrix-all.yml",
+                "matrix-exasol.yml",
+                "matrix-python.yml",
                 "merge-gate.yml",
                 "pr-merge.yml",
                 "report.yml",