style: use prettier to autoformat about.component.spec.ts
style: use prettier to autoformat about.component.spec.ts

Fix #2015

hookom/climbontheway,vyakymenko/angular-seed-express,ysyun/angular-seed-stub-api-environment,mgechev/angular2-seed,pieczkus/whyblogfront,jelgar1/fpl-api,jigarpt/angular-seed-semi,Karasuni/angular-seed,jigarpt/angular-seed-semi,ysyun/angular-seed-stub-api-environment,christophersanson/js-demo-fe,JohnnyQQQQ/angular-seed-material2,ysyun/angular-seed-stub-api-environment,jigarpt/angular-seed-semi,arun-awnics/mesomeds-ng2,Karasuni/angular-seed,vyakymenko/angular-seed-express,sanastasiadis/angular-seed-openlayers,AWNICS/mesomeds-ng2,fr-esco/angular-seed,idready/Philosophers,mgechev/angular-seed,vyakymenko/angular-seed-express,pieczkus/whyblogfront,mgechev/angular2-seed,fr-esco/angular-seed,jelgar1/fpl-api,dmitriyse/angular2-seed,arun-awnics/mesomeds-ng2,fr-esco/angular-seed,hookom/climbontheway,dmitriyse/angular2-seed,AWNICS/mesomeds-ng2,mgechev/angular2-seed,mgechev/angular-seed,ysyun/angular-seed-stub-api-environment,hookom/climbontheway,dmitriyse/angular2-seed,idready/Philosophers,sanastasiadis/angular-seed-openlayers,arun-awnics/mesomeds-ng2,AWNICS/mesomeds-ng2,hookom/climbontheway,christophersanson/js-demo-fe,pieczkus/whyblogfront,mgechev/angular-seed,dmitriyse/angular2-seed,JohnnyQQQQ/angular-seed-material2,sanastasiadis/angular-seed-openlayers,jelgar1/fpl-api,christophersanson/js-demo-fe,JohnnyQQQQ/angular-seed-material2,idready/Philosophers,Karasuni/angular-seed