cleanup tests by removal of unused code elements

Author: kumiDa

testing/logging/test_formatter.py

@@ -18,10 +18,6 @@ def test_coloredlogformatter() -> None:
         exc_info=None,
     )
 
-    class ColorConfig:
-        class option:
-            pass
-
     tw = TerminalWriter()
     tw.hasmarkup = True
     formatter = ColoredLevelFormatter(tw, logfmt)
@@ -49,10 +45,6 @@ def test_coloredlogformatter_with_width_precision() -> None:
         exc_info=None,
     )
 
-    class ColorConfig:
-        class option:
-            pass
-
     tw = TerminalWriter()
     tw.hasmarkup = True
     formatter = ColoredLevelFormatter(tw, logfmt)