- use SOLVER_SOLUTION_DISTUPGRADE instead of replacing   package with itself in dup mode
- use SOLVER_SOLUTION_DISTUPGRADE instead of replacing
  package with itself in dup mode

jsilhan/libsolv,JacksonIsaac/libsolv,jsilhan/libsolv,jsilhan/libsolv,jsilhan/libsolv,JacksonIsaac/libsolv,jsilhan/libsolv,JacksonIsaac/libsolv,jsilhan/libsolv,JacksonIsaac/libsolv,JacksonIsaac/libsolv