reverted short array syntax in requirements.php
reverted short array syntax in requirements.php

fixes #1717

myorb/pmyapp,janatzend/app,AnTAVR/yii2-app-advanced-ru,hiqsol/yii2-app-advanced,myorb/pmyapp,wojtonow/yii2-advanced,deesoft/yii2-application,cophiel/YII2-Learning,myorb/m2-parser-system,nikbas/yii2-app-advanced,cornernote/app,erycamel/yii2-app-advanced,whq78164/yii2-app-advanced,lymos/yii2-app-advanced,myorb/m2-parser-system,davidfang/app,philippfrenzel/app,subdee/myportugal,myorb/pmyapp,krissss/YunDou-advanced,fredyns/yii2-boilerplate,phundament/app,erycamel/yii2-app-advanced,janatzend/app,myorb/bookapp,jgege/MonApp,myorb/bookapp,phundament/app,farindra/yii2-application,jhliliang/YunDou-advanced,davidfang/app,wfcreations/yii2-app-api,RyanTech/YunDou-advanced,tibrus/yii2-app-advanced,urmaul/yii2-app-advanced-mongodb,yiisoft/yii2-app-advanced,jhliliang/YunDou-advanced,MatheusBarem/yii2-app-advanced,nikbas/yii2-app-advanced,fredyns/yii2-boilerplate,Silver90/yii2-app-advanced,AnTAVR/yii2-app-advanced-ru,deesoft/yii2-app-single,mobilejazz/yii2-mj-cms-example,diandianxiyu/yii2-app-api,fredyns/yii2-boilerplate,OneServices/OneCMS,smartnisarg23/yii2-app-advanced,myorb/bookapp,davidfang/app,jgege/MonApp,krissss/YunDou-advanced,fuhongliang/YunDou-advanced,Somefive/Athena,Somefive/Athena,myorb/m2-parser-system,myorb/pmyapp,Silver90/app,fuhongliang/yii2-app-advanced,jacmoe/yii2-app-advanced-zurbified,dmitry-kulikov/yii2-app-advanced,fuhongliang/YunDou-advanced,vitezmiklos/test,myorb/m2-parser-system,githubjeka/yii2-app-advanced,philippfrenzel/app,dixonsatit/yii2-dixon-starter,krissss/YunDou-advanced,tigokr/id20_test_0,wojtonow/yii2-advanced,firstval/yii2-app-advanced,cophiel/YII2-Learning,githubjeka/yii2-app-advanced,yiisoft/yii2-app-advanced,dixonsatit/yii2-dixon-starter,pana1990/yii2-app-advanced,philippfrenzel/app,subdee/myportugal,jhliliang/YunDou-advanced,offsite-solutions/framework,GAMITG/yii2-app-angular,RyanTech/YunDou-advanced,wartron/yii2-app-advanced,Silver90/app,dmitry-kulikov/yii2-app-advanced,deesoft/yii2-application,cornernote/app,phundament/app,weilanhzuan/yii2-app-api,fuhongliang/YunDou-advanced,AnTAVR/yii2-app-advanced-ru,janatzend/app,mobilejazz/yii2-mj-cms-example,deesoft/yii2-app-single,cornernote/app,deerawan/yii2-app-advanced,Silver90/app,Takune/yii2-app-advanced,jacmoe/yii2-app-advanced-zurbified,marciocamello/yii2-app-advanced,farindra/yii2-application,yiijan/yii2-app-advanced,yiijan/yii2-app-advanced,cornernote/app,tigokr/id20_test_0