[nostt] unnecesary src key remove from metadata.json; cleanup nostt.app.js

apps/nostt/metadata.json

@@ -4,7 +4,6 @@
     "shortName": "Teletekst",
     "version": "1.00",
     "description": "Dutch Teletekst using the NOS Teletekst api. Requires http access via BangleJS GadgetBridge.",
-    "src":"nostt.app.js",
     "type": "app",
     "storage": [
         {"name":"nostt.app.js","url":"nostt.app.js"},

apps/nostt/nostt.app.js

@@ -48,7 +48,6 @@ class View {
   }
 
   start() {
-    // @ts-ignore
     g.clear();
     if (this.nextStartPage) {
       this.show(this.nextStartPage);
@@ -213,7 +212,7 @@ class View {
     g.setFontAlign(-1, -1);
     g.setFont('4x6');
 
-    // @ts-ignore
+
     const bytes = E.toUint8Array(E.decodeUTF8(source));
     let rowIndex = 0;
     let totalIndex = 0;