Better responses for TSX getSyntacticClassifications

[basarat]

Currently its all identifier as shown below:

(I haven't wired up the highlight response with the syntactic response so don't mind the colors just yet 🌹)

Would be great if it was something like TSX identifier etc. Would allow me to implement tag matching better.

refs #5545

[basarat]

I'll PR soon 🌹

[basarat]

PR sent : #5583 🌹

[mhegazy]

thanks Basarat Ali Syed (@basarat)