fix: remove unused type ignore comment for CI MyPy compatibility - Remove unused type ignore comment from tomli import - Fix MyPy error in GitHub Actions CI pipeline - Maintain compatibility across different environments

Author: Shorzinator

src/contextcraft/utils/config_manager.py

@@ -8,7 +8,7 @@
 try:
     import tomllib  # Python 3.11+
 except ImportError:
-    import tomli as tomllib  # type: ignore
+    import tomli as tomllib
 
 # Constants for backward compatibility with tests
 CONFIG_SECTION_NAME = "contextcraft"