package/igh-ethercat: add hash

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/igh-ethercat/igh-ethercat.hash

@@ -0,0 +1,2 @@
+# From http://etherlab.org/download/ethercat/ethercat-1.5.2.tar.bz2.md5
+md5	6b4001f8d975865d74a0b108b3bdda3d	ethercat-1.5.2.tar.bz2