packager: fix compatibility with new debian/rules
packager: fix compatibility with new debian/rules

Former-commit-id: dd3571dd8fa61ed4b14839aa2b8aac1434b17b4d [formerly 8048a5628f72cd7e483a7bfbc7c11e4d0f9d008c]
Former-commit-id: 2fd4a886e22920c1a808671e5fb242bca9703eb1
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine