Update Standards-Version to 4.7.0

debian/control

@@ -7,9 +7,8 @@ Build-Depends: debhelper-compat (= 13),
                dh-sequence-phpcomposer,
                php-psr-http-factory,
                phpab,
-               phpunit,
-               pkg-php-tools
-Standards-Version: 4.6.2
+               phpunit
+Standards-Version: 4.7.0
 Homepage: https://github.com/http-interop/http-factory-tests
 Vcs-Git: https://salsa.debian.org/php-team/pear/php-http-interop-http-factory-tests.git
 Vcs-Browser: https://salsa.debian.org/php-team/pear/php-http-interop-http-factory-tests