Remove working directory assumption (#1171) (#1173)

Author: mse63

lib/lichess_bot.py

@@ -71,7 +71,7 @@ class VersioningType(TypedDict):
 
 logger = logging.getLogger(__name__)
 
-with open("lib/versioning.yml") as version_file:
+with open(os.path.join(os.path.dirname(__file__), "versioning.yml")) as version_file:
     versioning_info: VersioningType = yaml.safe_load(version_file)
 
 __version__ = versioning_info["lichess_bot_version"]