Fix language. Mostly spelling a -> an

Signed-off-by: Erik Sjölund <erik.sjolund@gmail.com>

test/python/docker/compat/common.py

@@ -14,7 +14,7 @@ from test.python.docker.compat import constant
 
 
 def run_top_container(client: DockerClient):
-    """Run top command in a alpine container."""
+    """Run top command in an alpine container."""
     ctnr = client.containers.create(
         constant.ALPINE,
         command="top",

test/python/docker/compat/test_containers.py

@@ -31,7 +31,7 @@ class TestContainers(common.DockerTestCase):
 
     def test_start_container(self):
         # Podman docs says it should give a 304 but returns with no response
-        # # Start a already started container should return 304
+        # # Start an already started container should return 304
         # response = self.docker.api.start(container=self.top_container_id)
         # self.assertEqual(error.exception.response.status_code, 304)