perl-xml-sax-base: add license hash

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/perl-xml-sax-base/perl-xml-sax-base.hash

@@ -1,3 +1,6 @@
 # retrieved by scancpan from http://cpan.metacpan.org/
 md5    ec347a14065dd7aec7d9fb181b2d7946 XML-SAX-Base-1.09.tar.gz
 sha256 66cb355ba4ef47c10ca738bd35999723644386ac853abbeb5132841f5e8a2ad0 XML-SAX-Base-1.09.tar.gz
+
+# computed by scancpan
+sha256 2a9aae56e13888493523ee9053689627e092aafcf2c5fb06f06df07260f91b42 README