ci: stop building manylinux2010 wheels

Upstream dropped support for building these in
pypa/manylinux#1281. Let's no longer
maintain support for a dead format.

.github/workflows/wheel.yml

@@ -10,8 +10,6 @@ jobs:
 
       matrix:
         image:
-          - 'quay.io/pypa/manylinux2010_i686'
-          - 'quay.io/pypa/manylinux2010_x86_64'
           - 'quay.io/pypa/manylinux2014_aarch64'
           - 'quay.io/pypa/manylinux2014_i686'
           - 'quay.io/pypa/manylinux2014_x86_64'
@@ -21,12 +19,6 @@ jobs:
           - 'cp39-cp39'
           - 'cp310-cp310'
           - 'cp311-cp311'
-        exclude:
-          # manylinux2010 dropped in Python 3.11.
-          - image: 'quay.io/pypa/manylinux2010_i686'
-            py: 'cp311-cp311'
-          - image: 'quay.io/pypa/manylinux2010_x86_64'
-            py: 'cp311-cp311'
     runs-on: 'ubuntu-22.04'
     steps:
       - uses: actions/checkout@v3

docs/news.rst

@@ -55,6 +55,8 @@ Backwards Compatibility Notes
   default to ``True`` in a future release. If you depend on the current
   functionality of stopping at frame boundaries, start explicitly passing
   ``read_across_frames=False`` to preserve the current behavior.
+* ``manylinux2010`` wheels are no longer published since this wheel format
+  is no longer supported by the pypa/manylinux project.
 
 Changes
 -------