chore: update comment

Author: jackwotherspoon

google/cloud/sql/connector/client.py

@@ -132,7 +132,7 @@ async def _get_metadata(
         try:
             ret_dict = await resp.json()
             if resp.status >= 400:
-                # if detailed error message is in json response, use as message
+                # if detailed error message is in json response, use as error message
                 message = ret_dict.get("error", {}).get("message")
                 if message:
                     resp.reason = message
@@ -213,7 +213,7 @@ async def _get_ephemeral(
         try:
             ret_dict = await resp.json()
             if resp.status >= 400:
-                # if detailed error message is in json response, use as message
+                # if detailed error message is in json response, use as error message
                 message = ret_dict.get("error", {}).get("message")
                 if message:
                     resp.reason = message