feat: add routing icon support for *.route.ts and *.route.tsx#2917

PKief merged 2 commits intomaterial-extensions:mainmaterial-extensions/vscode-material-icon-theme:mainfrom

Vaibhav-Naik-26:add-single-route-icon-supportVaibhav-Naik-26/vscode-material-icon-theme:add-single-route-icon-supportCopy head branch name to clipboard