[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

README.md

@@ -182,6 +182,7 @@ directly (`tls_strategy="on_connect"`) in favor of upgrading the
 connection to SSL/TLS before binding (`tls_strategy="before_bind"`).
 
 Supported `tls_strategy` values are:
+
 - "before_bind" (default)
 - "on_connect" (deprecated in LDAP v3, associated with use of port 636)
 - "insecure"