Fix badges

Author: yoanm

README.md

@@ -3,7 +3,7 @@
 
 [![Scrutinizer Build Status](https://img.shields.io/scrutinizer/build/g/yoanm/php-jsonrpc-params-symfony-validator-sdk.svg?label=Scrutinizer&logo=scrutinizer)](https://scrutinizer-ci.com/g/yoanm/php-jsonrpc-params-symfony-validator-sdk/build-status/master) [![Scrutinizer Code Quality](https://img.shields.io/scrutinizer/g/yoanm/php-jsonrpc-params-symfony-validator-sdk/master.svg?logo=scrutinizer)](https://scrutinizer-ci.com/g/yoanm/php-jsonrpc-params-symfony-validator-sdk/?branch=master) [![Code Coverage](https://img.shields.io/scrutinizer/coverage/g/yoanm/php-jsonrpc-params-symfony-validator-sdk/master.svg?logo=scrutinizer)](https://scrutinizer-ci.com/g/yoanm/php-jsonrpc-params-symfony-validator-sdk/?branch=master)
 
-[![Travis Build Status](https://img.shields.io/travis/com/yoanm/php-jsonrpc-params-symfony-validator-sdk/master.svg?label=Travis&logo=travis)](https://travis-ci.com/yoanm/php-jsonrpc-params-symfony-validator-sdk) [![Travis PHP versions](https://img.shields.io/travis/php-v/yoanm/php-jsonrpc-params-symfony-validator-sdk.svg?logo=travis)](https://travis-ci.com/yoanm/php-jsonrpc-params-symfony-validator-sdk) [![Travis Symfony Versions](https://img.shields.io/badge/Symfony-v3%20%2F%20v4-8892BF.svg?logo=travis)](https://php.net/)
+[![Travis Build Status](https://img.shields.io/travis/com/yoanm/php-jsonrpc-params-symfony-validator-sdk/master.svg?label=Travis&logo=travis)](https://travis-ci.com/yoanm/php-jsonrpc-params-symfony-validator-sdk) [![Travis PHP versions](https://img.shields.io/travis/com/php-v/yoanm/php-jsonrpc-params-symfony-validator-sdk.svg?logo=travis)](https://travis-ci.com/yoanm/php-jsonrpc-params-symfony-validator-sdk) [![Travis Symfony Versions](https://img.shields.io/badge/Symfony-v3%20%2F%20v4-8892BF.svg?logo=travis)](https://php.net/)
 
 [![Latest Stable Version](https://img.shields.io/packagist/v/yoanm/jsonrpc-params-symfony-validator-sdk.svg)](https://packagist.org/packages/yoanm/jsonrpc-params-symfony-validator-sdk) [![Packagist PHP version](https://img.shields.io/packagist/php-v/yoanm/jsonrpc-params-symfony-validator-sdk.svg)](https://packagist.org/packages/yoanm/jsonrpc-params-symfony-validator-sdk)