refactor(black): black 26 applied

bec_widgets/widgets/services/bec_queue/bec_queue.py

@@ -289,14 +289,12 @@ class BECQueue(BECWidget, CompactPopupWidget):
         abort_button.button.setIcon(
             material_icon("cancel", color="#cc181e", filled=True, convert_to_pixmap=False)
         )
-        abort_button.setStyleSheet(
-            """
+        abort_button.setStyleSheet("""
             QPushButton {
                 background-color: transparent;
                 border: none;
             }
-            """
-        )
+            """)
 
         return abort_button