[test][docker_execution] Remove database root path handling for database sharing test

It's not handled in the setup/teardown of the test package.

beat/core/test/test_docker_execution.py

@@ -37,7 +37,6 @@
 # Tests for experiment execution within Docker containers
 
 import os
-import shutil
 import subprocess  # nosec
 
 import nose.tools
@@ -160,8 +159,6 @@ class TestDockerExecution(BaseExecutionMixIn):
 
         data_sharing_path = db.data["root_folder"]
 
-        os.makedirs(data_sharing_path, exist_ok=True)
-
         offset = 12
         with open(os.path.join(data_sharing_path, "datafile.txt"), "wt") as data_file:
             data_file.write("{}".format(offset))
@@ -172,7 +169,6 @@ class TestDockerExecution(BaseExecutionMixIn):
             share_databases=True,
         )
 
-        shutil.rmtree(data_sharing_path)
         nose.tools.assert_is_none(result)
 
     @slow