build: Use prettier for typescript

Stop ignoring .ts files in prettier and fix existing issues.

src/app/pipes/truncate-text.pipe.ts

@@ -4,7 +4,6 @@ import { Pipe, PipeTransform } from '@angular/core';
   name: 'truncateText'
 })
 export class TruncateTextPipe implements PipeTransform {
-
   transform(value: string, chars: number): string {
     if (value.length <= 40) {
       return value;
@@ -17,5 +16,4 @@ export class TruncateTextPipe implements PipeTransform {
 
     return truncatedText;
   }
-
 }