php-yaml: add hash file

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/php-yaml/php-yaml.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256	762ec3d9eb163ac0d063118df8c5e2ee6746dbe8566d32055e7e066e590937c3	yaml-1.1.1.tgz