package/owl-linux: add hash file

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/owl-linux/owl-linux.hash

@@ -0,0 +1,2 @@
+# locally computed
+sha256  a6b1bc6b3900954438a0f1a316bac5f74171125a88c80c35e137f4ca512dedc6  owl-linux-1.0.7.tar.gz