fix: coding standards violations

Signed-off-by: Paul Horton <phorton@sonatype.com>

Author: madpah

tests/test_parser_pipenv.py

@@ -20,8 +20,6 @@
 import os
 from unittest import TestCase
 
-from cyclonedx.model.component import Component
-
 from cyclonedx.parser.pipenv import PipEnvFileParser
 
 
@@ -56,4 +54,3 @@ def test_with_multiple_and_no_index(self):
         self.assertEqual('0.10.2', c_toml.get_version())
         self.assertEqual(len(c_toml.get_external_references()), 2)
         self.assertEqual(len(c_toml.get_external_references()[0].get_hashes()), 1)
-