fix: Fix issue with the repo_id type for user streams being incorrect (#255)

The schema would report repo_id as a string, which caused validation
errors when running since repo_id is actually an integer.

Co-authored-by: Edgar Ramírez Mondragón <16805946+edgarrmondragon@users.noreply.github.com>

Author: BraedonLeonard

tap_github/user_streams.py

@@ -230,7 +230,7 @@ def post_process(self, row: dict, context: Optional[Dict] = None) -> dict:
     schema = th.PropertiesList(
         # Parent Keys
         th.Property("username", th.StringType),
-        th.Property("repo_id", th.StringType),
+        th.Property("repo_id", th.IntegerType),
         th.Property("user_id", th.IntegerType),
         # Starred Repo Info
         th.Property("starred_at", th.DateTimeType),