Exclude molecule from envlist

molecule needs root privileges to run, so it is better to run
molecule explicitly

tox.ini

@@ -2,7 +2,6 @@
 envlist =
     black, pylint, flake8,
     py{26,27,36,37,38},
-    molecule_{lint,syntax,test},
     extra
 skipsdist = true
 skip_missing_interpreters = true
@@ -155,7 +154,7 @@ commands =
 #   jmespath
 #   selinux
 #
-[molecule]
+[molecule_common]
 deps =
     docker
     molecule
@@ -164,7 +163,7 @@ deps =
 [testenv:molecule_lint]
 envdir = {toxworkdir}/env-{env:TRAVIS_PYTHON_VERSION:molecule}
 deps =
-    {[molecule]deps}
+    {[molecule_common]deps}
 commands_pre =
     molecule --version
     ansible --version
@@ -174,17 +173,28 @@ commands =
 [testenv:molecule_syntax]
 envdir = {toxworkdir}/env-{env:TRAVIS_PYTHON_VERSION:molecule}
 deps =
-    {[molecule]deps}
+    {[molecule_common]deps}
 commands =
     molecule syntax -s {env:LSR_MSCENARIO:default} {posargs}
 
 [testenv:molecule_test]
 envdir = {toxworkdir}/env-{env:TRAVIS_PYTHON_VERSION:molecule}
 deps =
-    {[molecule]deps}
+    {[molecule_common]deps}
 commands =
     molecule test -s {env:LSR_MSCENARIO:default} {posargs}
 
+[testenv:molecule]
+envdir = {toxworkdir}/env-{env:TRAVIS_PYTHON_VERSION:molecule}
+deps =
+    {[molecule_common]deps}
+commands_pre =
+    {[molecule_lint]commands_pre}
+commands =
+    {[molecule_lint]commands}
+    {[molecule_syntax]commands}
+    {[molecule_test]commands}
+
 # Here we provide a way how a role can add its custom command to be run. Such
 # extra command is run at the end of each testenv run and is driven by
 # environment variables. Involved environment variables are: