tests(plugins[tmuxp_test_plugin_bs]): Note pydocstyle updates

Author: tony

tests/fixtures/pluginsystem/plugins/tmuxp_test_plugin_bs/tmuxp_test_plugin_bs/plugin.py

@@ -1,3 +1,4 @@
+"""Tmux plugin that runs before_script, if it is declared in configuration."""
 import typing as t
 
 from tmuxp.plugin import TmuxpPlugin
@@ -7,8 +8,11 @@
 
 
 class PluginBeforeScript(TmuxpPlugin):
+    """Tmuxp plugin that runs before_script."""
+
     def __init__(self) -> None:
         self.message: str = "[+] This is the Tmuxp Test Plugin"
 
     def before_script(self, session: "Session") -> None:
+        """Run hook during before_script, if it is declared."""
         session.rename_session("plugin_test_bs")