Fix remaining tests.

Author: ZeroIntensity

Lib/test/test_capi/test_exceptions.py

@@ -314,6 +314,7 @@ def test_setfromerrnowithfilename(self):
                          (ENOENT, 'No such file or directory', 'file'))
         # CRASHES setfromerrnowithfilename(ENOENT, NULL, b'error')
 
+    @force_not_colorized
     def test_err_writeunraisable(self):
         # Test PyErr_WriteUnraisable()
         writeunraisable = _testcapi.err_writeunraisable