add lib version support

Author: Mazyod

lsp_types/__init__.py

@@ -1,3 +1,10 @@
 from .requests import *  # noqa: F401, F403
 from .session import *  # noqa: F401, F403
 from .types import *  # noqa: F401, F403
+
+import importlib.metadata
+
+try:
+    __version__ = importlib.metadata.version("lsp-types")
+except Exception:
+    __version__ = "0.0.0"  # Fallback for development