com.unity.inputsystem 1.18.0 Package Notes

Updated documentation to reflect that the OnMouse MonoBehaviour events are now supported in Unity 6.4 and above.
Updated the supported devices documentation to clarify that touchscreens are supported on Linux.
Updated documentation to reflect PS5 controller support on Linux.

Fixed add buttons use add icon in input actions window (ISX-2340)
Fixed warnings being generated on Unity 6.4 and 6.5. (ISX-2395).
Fixed extra empty lines being displayed in the control binding list when mouse buttons are pressed ISXB-1677
Fixed InputActionReference not being set when attempting to set it on a Prefab or ScriptableObject ISXB-1787