Swapped functions of Ctrl+LeftArrow and Ctrl+RightArrow.

Hotkeys are now as follows:

Ctrl + ArrowUp adds {}.
Ctrl + ArrowDown removes {}.
Ctrl + ArrowLeft adds [].
Ctrl + ArrowRight removes [].

This simple little quality-of-life extension adds hotkeys to NovelAI DIffusion that let you add or remove positive ({ and }) or negative ([ and ]) weighting brackets to selected text in your prompt.

The hotkeys are as follows:

Ctrl + ArrowUp adds {}.
Ctrl + ArrowDown removes {}.
Ctrl + ArrowLeft adds [].
Ctrl + ArrowRight removes [].