Remove more builds.

Author: sbrodehl

.github/workflows/cibuildwheel.yml

@@ -107,7 +107,7 @@ jobs:
           python -m cibuildwheel --output-dir dist
         env:
           CIBW_BUILD: "cp3*"
-          CIBW_SKIP: "cp3{6..9}-*"
+          CIBW_SKIP: "{c,p}p3{6..9}-*"
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux_2_28
           CIBW_MANYLINUX_AARCH64_IMAGE: manylinux_2_28
           CIBW_BEFORE_ALL_LINUX: dnf install -y atlas-devel