Update narwhals/_compliant/dataframe.py

Author: dangotbanned

narwhals/_compliant/dataframe.py

@@ -49,7 +49,7 @@ def simple_select(self, *column_names: str) -> Self:
         """`select` where all args are column names."""
         ...
 
-    def aggregate(self, *exprs: CompliantExprT_contra) -> Self:  # pragma: no cover
+    def aggregate(self, *exprs: CompliantExprT_contra) -> Self:
         """`select` where all args are aggregations or literals.
 
         (so, no broadcasting is necessary).