Change test folder name to 'fixture' for consistency

All of the other tests that contain xml and yaml files are in
a 'fixture' folder.  Change the name in this instance to be more
consistent.

Change-Id: I5d899c83e868b8f8ff80eb121884285718bc2db2

jenkins_jobs/modules/scm.py

@@ -28,7 +28,7 @@ SCMs plugin.
 <https://wiki.jenkins-ci.org/display/JENKINS/Multiple+SCMs+Plugin>`_
 
 Example of multiple repositories in a single job:
-    .. literalinclude:: /../../tests/macros/scm/multi-scms001.yaml
+    .. literalinclude:: /../../tests/macros/fixtures/scm/multi-scms001.yaml
 """
 
 import logging

tests/macros/test_macros.py

@@ -22,5 +22,5 @@ from tests.base import get_scenarios, SingleJobTestCase
 
 
 class TestCaseModuleSCMMacro(TestWithScenarios, TestCase, SingleJobTestCase):
-    fixtures_path = os.path.join(os.path.dirname(__file__), 'scm')
+    fixtures_path = os.path.join(os.path.dirname(__file__), 'fixtures')
     scenarios = get_scenarios(fixtures_path)