feat: support mts (#146)

Author: tjx666

README.md

@@ -59,6 +59,7 @@ Open your VS Code, bring up your `settings.json`, copy-n-paste the snippet below
     "*.resx": "$(capture).*.resx, $(capture).designer.cs, $(capture).designer.vb",
     "*.tex": "$(capture).acn, $(capture).acr, $(capture).alg, $(capture).aux, $(capture).bbl, $(capture).blg, $(capture).fdb_latexmk, $(capture).fls, $(capture).glg, $(capture).glo, $(capture).gls, $(capture).idx, $(capture).ind, $(capture).ist, $(capture).lof, $(capture).log, $(capture).lot, $(capture).out, $(capture).pdf, $(capture).synctex.gz, $(capture).toc, $(capture).xdv",
     "*.ts": "$(capture).js, $(capture).d.ts.map, $(capture).*.ts, $(capture)_*.js, $(capture)_*.ts",
+    "*.mts": "$(capture).ts, $(capture).*.mts, $(capture)_*.ts, $(capture)_*.mts",
     "*.tsx": "$(capture).ts, $(capture).*.tsx, $(capture)_*.ts, $(capture)_*.tsx",
     "*.vbproj": "*.config, *proj.user, appsettings.*, bundleconfig.json",
     "*.vue": "$(capture).*.ts, $(capture).*.js, $(capture).story.vue",