Update black, and run auto formatting over the codebase (#9381)

 - Update black version to the latest
 - Run black auto formatting over the codebase
    - Run autoformatting according to [`docs/code_style.md
`](https://github.com/matrix-org/synapse/blob/80d6dc9783aa80886a133756028984dbf8920168/docs/code_style.md)
 - Update `code_style.md` docs around installing black to use the correct version

1 files changed, 2 insertions, 4 deletions

diff --git a/synapse/storage/databases/main/profile.py b/synapse/storage/databases/main/profile.py
index 54ef0f1f54..ba01d3108a 100644
--- a/synapse/storage/databases/main/profile.py
+++ b/synapse/storage/databases/main/profile.py
@@ -118,8 +118,7 @@ class ProfileWorkerStore(SQLBaseStore):
             )
 
     async def is_subscribed_remote_profile_for_user(self, user_id):
-        """Check whether we are interested in a remote user's profile.
-        """
+        """Check whether we are interested in a remote user's profile."""
         res = await self.db_pool.simple_select_one_onecol(
             table="group_users",
             keyvalues={"user_id": user_id},
@@ -145,8 +144,7 @@ class ProfileWorkerStore(SQLBaseStore):
     async def get_remote_profile_cache_entries_that_expire(
         self, last_checked: int
     ) -> List[Dict[str, str]]:
-        """Get all users who haven't been checked since `last_checked`
-        """
+        """Get all users who haven't been checked since `last_checked`"""
 
         def _get_remote_profile_cache_entries_that_expire_txn(txn):
             sql = """