Remove duplicate test stages

https://pulp.plan.io/issues/6046
closes #6046

tox.ini

@@ -20,21 +20,15 @@ whitelist_externals =
 # debugging.
 commands =
     molecule lint -s default
-    molecule dependency -s default
+    molecule converge -s default # calls: dependency, create and prepare
     molecule syntax -s default
-    molecule create -s default
-    molecule prepare -s default
-    molecule converge -s default
     {env:TRAVIS_WAIT:} molecule idempotence -s default
     molecule side-effect -s default
     molecule verify -s default
     molecule destroy -s default
     molecule lint -s source
-    molecule dependency -s source
+    molecule converge -s source # calls: dependency, create and prepare
     molecule syntax -s source
-    molecule create -s source
-    molecule prepare -s source
-    molecule converge -s source
     {env:TRAVIS_WAIT:} molecule idempotence -s source
     molecule side-effect -s source
     molecule verify -s source
@@ -49,11 +43,8 @@ commands =
     # We run the upgrade tests 1st because assuming a fast internet connection,
     # (to download the pre_built image of pulp 3.0.0), they take less long.
     molecule lint -s default-upgrade
-    molecule dependency -s default-upgrade
+    molecule converge -s default-upgrade # calls: dependency, create and prepare
     molecule syntax -s default-upgrade
-    molecule create -s default-upgrade
-    molecule prepare -s default-upgrade
-    molecule converge -s default-upgrade
     # There is no output while the idempotence test runs, so prevent Travis
     # from failing when the idempotence test takes longer than Travis's normal
     # 10 minute wait for output.
@@ -64,11 +55,8 @@ commands =
     molecule verify -s default-upgrade
     molecule destroy -s default-upgrade
     molecule lint -s source-upgrade
-    molecule dependency -s source-upgrade
+    molecule converge -s source-upgrade # calls: dependency, create and prepare
     molecule syntax -s source-upgrade
-    molecule create -s source-upgrade
-    molecule prepare -s source-upgrade
-    molecule converge -s source-upgrade
     # pip installing from source always replaces the installed version, thus
     # the task is always reports changed. During upgrades, we need the handlers
     # to run on the pip install tasks, so we can't alter said tasks to never