List bitmap tests

tests/__init__.py

@@ -127,6 +127,7 @@ def self_test_suite() -> unittest.TestSuite:
         "archive",
         "attrs",
         "bisect",
+        "bitmap",
         "blackbox",
         "bundle",
         "cli",

tests/compat/__init__.py

@@ -26,6 +26,7 @@ import unittest
 
 def test_suite() -> unittest.TestSuite:
     names = [
+        "bitmap",
         "bundle",
         "check_ignore",
         "client",