fix buildargs.sh script

Author: c9s

build

@@ -87,6 +87,7 @@ build()
     fi
 
     if [[ -e $dir/buildargs.sh ]] ; then
+        echo Found $dir/buildargs.sh
         for build_arg in $(bash $dir/buildargs.sh); do
             docker_args+=(--build-arg "$build_arg")
         done

phpbrew/ubuntu18.04-php7.2-minimum-zts/buildargs.sh

@@ -1,3 +1,5 @@
+cat <<END
 PHP_VERSION=7.2
 PHP_DIST_NAME=7.2
 PHP_VARIANTS="+zts+debug"
+END

phpbrew/ubuntu18.04-php7.2-minimum/buildargs.sh

@@ -1,2 +1,4 @@
+cat <<END
 PHP_VERSION=7.2
 PHP_DIST_NAME=7.2
+END

phpbrew/ubuntu18.04-php7.3-minimum/buildargs.sh

@@ -1,2 +1,4 @@
+cat <<END
 PHP_VERSION=7.3
 PHP_DIST_NAME=7.3
+END