[Code Improvement] Removed T3 prefix from all appropriate places

3 jobs for 81-integrate-a-job-module in 2 minutes and 43 seconds (queued for 3 seconds)
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Status Job ID Name Coverage
  Test
passed #13352
test:php

00:00:14

 
  Build
passed #13353
build

00:00:29

 
  Layout
passed #13354
layout

00:02:00