feat(amqp extension): add github actions installation

We need to be able to test installation of AMQP with GitHub Actions.

.github/workflows/main-ci.yml

@@ -1,6 +1,6 @@
 name: CI
 
-on: 
+on:
   push:
     branches: '**'
     tags: '**'
@@ -34,7 +34,6 @@ jobs:
         sed -i -- 's/MAILPARSE=true/MAILPARSE=false/g' .env
         sed -i -- 's/YAML=true/YAML=false/g' .env
         sed -i -- 's/MSSQL=true/MSSQL=false/g' .env
-        sed -i -- 's/AMQP=true/AMQP=false/g' .env
         sed -i -- 's/MEMCACHED=true/MEMCACHED=false/g' .env
         sed -i -- 's/OCI8=true/OCI8=false/g' .env
         sed -i -- 's/IONCUBE=true/IONCUBE=false/g' .env