feat: debug "Invalid OAuth token" (verifier returns None) error cases (…

…#1595)

temporarily switch it to a "pyo3 error" so it's logged

Issue SYNC-4363

tokenserver-auth/src/oauth/verify.py

@@ -16,4 +16,6 @@ def verify_token(self, token):
             # Serialize the data to make it easier to parse in Rust
             return json.dumps(token_data)
         except (ClientError, TrustError):
-            return None
+            # XXX: debugging
+            #return None
+            raise