package/libxml-parser-perl: add hash for license file

Signed-off-by: Adam Duskett <Aduskett@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libxml-parser-perl/libxml-parser-perl.hash

@@ -1,2 +1,3 @@
 # locally computed hash
 sha256 1ae9d07ee9c35326b3d9aad56eae71a6730a73a116b9fe9e8a4758b7cc033216 XML-Parser-2.44.tar.gz
+sha256 a008c782e078102720266824c1e87875bafbf25ffae4b173dc135f9a4e1c672e README