style: apply black formatting

Author: lachlangrose

loopstructural/gui/modelling/stratigraphic_column/stratigraphic_column.py

@@ -498,9 +498,7 @@ def highlight_selected_unit(self):
             or layer.fields().indexFromName(field_name) < 0
         ):
             return
-        expression = (
-            f"{QgsExpression.quotedColumnRef(field_name)} = {QgsExpression.quotedValue(widget.name)}"
-        )
+        expression = f"{QgsExpression.quotedColumnRef(field_name)} = {QgsExpression.quotedValue(widget.name)}"
         layer.selectByExpression(expression)
         self._highlighted_layer = layer