deb package dependency added

Author: Digitelektro

CMakeLists.txt

@@ -153,6 +153,7 @@ if(UNIX AND NOT APPLE)
         SET(CPACK_DEBIAN_PACKAGE_MAINTAINER "Digitelektro")
         SET(CPACK_DEBIAN_PACKAGE_HOMEPAGE "https://github.com/Digitelektro/MeteorDemod")
         SET(CPACK_DEBIAN_PACKAGE_DESCRIPTION "Russian Meteor M2 weather satellite data decoder")
+		SET(CPACK_DEBIAN_PACKAGE_DEPENDS "python3-opencv")
         INCLUDE(CPack)
     endif()
 endif()