Manually fix typo within single quotes

Spotted while running tests... apparently there is a known issue and
words near single quotes are not detected since that quote could be
a part of the word: codespell-project/codespell#3305

Author: yarikoptic

tests/test_command_runner.py

@@ -296,7 +296,7 @@ def test_read_file():
         max_rounds = 100 if is_pypy() else 1000
         print("\nSetting up test_read_file for {} rounds".format(max_rounds))
         for round in range(0, max_rounds):
-            print('Comparaison round {} with method {}'.format(round, method))
+            print('Comparison round {} with method {}'.format(round, method))
             exit_code, output = command_runner(PRINT_FILE_CMD, shell=True, method=method)
             if os.name == 'nt':
                 output = output.replace('\r\n', '\n')