Fix typo on grep when checking php-version

php-worker/Dockerfile-70

@@ -62,7 +62,7 @@ ENTRYPOINT ["/usr/bin/supervisord", "-n", "-c",  "/etc/supervisord.conf"]
 #--------------------------------------------------------------------------
 #
 
-RUN php -v | head -n 1 | grep -q "PHP "7.0."
+RUN php -v | head -n 1 | grep -q "PHP 7.0."
 
 #
 #--------------------------------------------------------------------------