Skip testing musllinux_i686 on cp313t as well

Author: lysnikolaou

pyproject.toml

@@ -29,4 +29,4 @@ test-skip = "*-win_arm64"
 # Note that because we use the stable ABI, the wheels built for
 # cp39-musllinux_i686 will still be available for users of 3.13, this just
 # means we won't be testing them in this configuration.
-test-skip = "cp313-musllinux_i686"
+test-skip = "cp313-musllinux_i686 cp313t-musllinux_i686"