Add more descriptive docstrings for cog_load and cog_unload methods

Author: mhaxanali

bot/exts/utilities/githubinfo.py

@@ -85,15 +85,23 @@ def __init__(self, bot: Bot):
         self.pydis_repos: dict = {}
 
     async def cog_load(self) -> None:
-        """Function to be run at cog load."""
+        """
+        Function to be run at cog load.
+
+        Starts the refresh_repos tasks.loop that runs every 24 hours.
+        """
         self.refresh_repos.start()
 
         with open(STORED_REPOS_FILE) as f:
             self.stored_repos = json.load(f)
             log.info("Loaded stored repos in memory.")
 
     async def cog_unload(self) -> None:
-        """Function to be run at cog unload."""
+        """
+        Function to be run at cog unload.
+
+        Cancels the execution of refresh_repos tasks.loop.
+        """
         self.refresh_repos.cancel()