message: fix: update pylint disabled checks in common/query_context.py
  * Updated common/query_context.py
  removed disabled pylint rule no-self-use from `df_metrics_to_num` since it has `@staticmethod`
  applied black on the file
  * Removed disabled lint check `too-many-locals` in get_df_payload method. Applied black.
  * Method `get_data()` has self param:
  removing # pylint: disable=no-self-use
  autoformatting
diff: @@ -124,17 +124,13 @@ class QueryContext:
  }
  @staticmethod
  - def df_metrics_to_num( # pylint: disable=no-self-use
  - df: pd.DataFrame, query_object: QueryObject
  - ) -> None:
  + def df_metrics_to_num(df: pd.DataFrame, query_object: QueryObject) -> None:
  """Converting metrics to numeric when pandas.read_sql cannot"""
  for col, dtype in df.dtypes.items():
  if dtype.type == np.object_ and col in query_object.metrics:
  df[col] = pd.to_numeric(df[col], errors="coerce")
  - def get_data(
  - self, df: pd.DataFrame,
  - ) -> Union[str, List[Dict[str, Any]]]: # pylint: disable=no-self-use
  + def get_data(self, df: pd.DataFrame,) -> Union[str, List[Dict[str, Any]]]:
  if self.result_format == utils.ChartDataResultFormat.CSV:
  include_index = not isinstance(df.index, pd.RangeIndex)
  result = df.to_csv(index=include_index, **config["CSV_EXPORT"])
  @@ -204,7 +200,7 @@ class QueryContext:
  )
  return cache_key
  - def get_df_payload( # pylint: disable=too-many-locals,too-many-statements
  + def get_df_payload( # pylint: disable=too-many-statements
  self, query_obj: QueryObject, **kwargs: Any
  ) -> Dict[str, Any]:
  """Handles caching around the df payload retrieval"""
  