upmpdcli: add license hash

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 8ee1a786ccd9561214ce78cb8410824a80fdc2bc)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/upmpdcli/upmpdcli.hash

@@ -1,2 +1,5 @@
 # From http://www.lesbonscomptes.com/upmpdcli/downloads/upmpdcli-1.2.15.tar.gz.sha256:
 sha256  93d2b9cfd6cb8643c5a23d4115b44622d76c71abe15db9bb8d5b4d83f4d9b49c  upmpdcli-1.2.15.tar.gz
+
+# Hash for license file:
+sha256  32b1062f7da84967e7019d01ab805935caa7ab7321a7ced0e30ebe75e5df1670  COPYING