Add deprecation message to 5.4 and 5.5.

Author: slashrsm

README.md

@@ -5,12 +5,12 @@ PHP for Drupal
 
 Version | Type | Tags | Dockerfile
 --- | --- | --- | ---
-5.4 | cli | `5.4-cli` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.4/Dockerfile)
-5.4 | apache | `5.4-apache` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.4/apache/Dockerfile)
-5.4 | fpm | `5.4-fpm`, `5.4` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.4/fpm/Dockerfile)
-5.5 | cli | `5.5-cli` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.5/Dockerfile)
-5.5 | apache | `5.5-apache` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.5/apache/Dockerfile)
-5.5 | fpm | `5.5-fpm`, `5.5` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.5/fpm/Dockerfile)
+5.4 (deprecated) | cli | `5.4-cli` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.4/Dockerfile)
+5.4 (deprecated) | apache | `5.4-apache` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.4/apache/Dockerfile)
+5.4 (deprecated) | fpm | `5.4-fpm`, `5.4` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.4/fpm/Dockerfile)
+5.5 (deprecated) | cli | `5.5-cli` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.5/Dockerfile)
+5.5 (deprecated) | apache | `5.5-apache` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.5/apache/Dockerfile)
+5.5 (deprecated) | fpm | `5.5-fpm`, `5.5` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.5/fpm/Dockerfile)
 5.6 | cli | `5.6-cli`, `5-cli`, `cli` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.6/Dockerfile)
 5.6 | apache | `5.6-apache`, `5-apache`, `apache` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.6/apache/Dockerfile)
 5.6 | fpm | `5.6-fpm`, `5-fpm`, `5.6`, `5`, `fpm`, `latest` | [Dockerfile](https://github.com/drupal-docker/php/blob/master/5.6/fpm/Dockerfile)