Temporary skip wheels for python 3.13

Python is in pre-release version, cibuildwheel already included it in
the matrix, but not all dependencies are yet in place (looks like numpy
wheels are not yet released for python 3.13).

.github/workflows/wheels.yaml

@@ -68,7 +68,7 @@ jobs:
           # musllinux arch skip: unlikely someone wants to run dlisio on alpine on non-standard architecture
           # musllinux cp38 skip: latest available numpy doesn't provide musslinux wheels, so it is unlikely useful
           # macosx 38 skip: cibuildwheel can't test it
-          CIBW_SKIP: pp* *-musllinux_i686 *-musllinux_aarch64 cp38*-musllinux* cp38*-macosx_*arm64 cp36-* cp37-*
+          CIBW_SKIP: pp* *-musllinux_i686 *-musllinux_aarch64 cp38*-musllinux* cp38*-macosx_*arm64 cp36-* cp37-* cp313-*
 
         run: |
             python -m cibuildwheel --output-dir wheelhouse python/