Code Inspection: Attribute can be added to overriding member
Configure inspections: Settings | Editor | Inspections
Show intention actions: AltEnter
Reports the methods' and parameters' attributes that can be propagated to overriding methods/parameters.
See Attributes (php.net) for details.
Place the caret at the highlighted line and press AltEnter or click
.
Click the arrow next to the inspection you want to suppress and select the necessary suppress action.