Add textsuperscript and textsubscript snippets
Add textsuperscript and textsubscript snippets

Why? Mainly so I can reference them with keyboard shortcuts, also they're long to type. Not too sure about the current prefix though - any suggestions?
James-Yu/LaTeX-Workshop,James-Yu/LaTeX-Workshop,James-Yu/LaTeX-Workshop,James-Yu/LaTeX-Workshop,James-Yu/LaTeX-Workshop