Remove deprecated PHP versions. Fixes mobtitude#15

Author: pszalko

bin/generate.sh

@@ -5,7 +5,7 @@
 #
 
 # PHP Versions that will be generated
-php_versions=( "8.3" "8.2" "8.1" "8.0" "7.4" "7.2" )
+php_versions=( "8.3" "8.2" "8.1" )
 
 # PHP variants that will be generated for each PHP version
 # final source image will be generated as follow: php:7.2-cli, php:7-2-apache and php:7.2-fpm
@@ -18,12 +18,6 @@ xdebug_versions=(
     ["8.3"]="xdebug-3.3.1"
     ["8.2"]="xdebug-3.3.1"
     ["8.1"]="xdebug-3.1.3"
-    ["8.0"]="xdebug-3.1.3"
-    ["7.4"]="xdebug-2.9.1"
-    ["7.2"]="xdebug-2.6.0"
-    ["7.1"]="xdebug-2.6.0"
-    ["7.0"]="xdebug-2.6.0"
-    ["5.6"]="xdebug-2.5.5"
 )