This update for polymake, cddlib fixes the following issues:

Changes in polymake:

- Enable polydb for Tumbleweed / suse_version >=1690

- Reenable callable library mode [boo#1256453]

- Update to release 4.15
  * graph: graphviz: use PDF instead of PS
  * polytope: MILP: allow non-rational coordinates
  * Some bugfixes

- Update to release 4.14
  * tropical: cone: refactoring and fixes for DOME, COVECTORs and
    PSEUDOVERTICES
  * tropical: polytope: fix vertices computation
  * tropical: hypersurface: fixes for monomials and binomials

- Update to release 4.13
  * Support for Perl 5.40 and -std=c++20 builds

Changes in cddlib:

- Update to release 0.94n
  * Fixed a potential dd_MatrixCanonicalize segfault.
  * cddlib.pc file now points to the non-GMP version, and
    cddgmp.pc has been added for the GMP version.
  * Copy certificate and handle errors correctly in dd_SRedundant
    for the V-representation code path.
  * cddlib is now thread-safe.