package/czmq: add hash file

Signed-off-by: Jörg Krause <joerg.krause@embedded.rocks>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/czmq/czmq.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256  e56f8498daf70310b31c42669b2f9b753c5e747eafaff6d4fdac26d72a474b27  czmq-v3.0.2.tar.gz