Fix json loads and copying of connections

src/login.py

@@ -20,12 +20,17 @@ class HFFriendlyGSheetsConnection(GSheetsConnection):
         if secrets_singleton.load_if_toml_exists():
             connections_section = AttrDict(secrets_singleton)
 
+        connections_copy = connections_section.to_dict()
         # in hf env the private key may need json loads
-        private_key = connections_section["private_key"]
-        private_key = json.loads(private_key)
-        connections_section["private_key"] = private_key
-
-        return AttrDict(connections_section)
+        private_key = connections_copy["private_key"]
+        try:
+            private_key = json.loads(private_key)
+        except Exception:
+            pass
+        connections_copy["private_key"] = private_key
+        st.write(connections_copy)
+
+        return AttrDict(connections_copy)
 
 
 conn = st.connection("gsheets", type=HFFriendlyGSheetsConnection)