gh-83714: Disable os.statx_result.stx_atomic_write_unit_max_opt

[vstinner]

Fix building on Centos 9 x86-64 buildbot.

• Issue: Add os.statx() function #83714

[vstinner]

!buildbot AMD64 CentOS9

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @vstinner for commit 4ce0ceb 🤖

Results will be shown at:

https://buildbot.python.org/all/#/grid?branch=refs%2Fpull%2F140162%2Fmerge

The command will test the builders whose names match following regular expression: AMD64 CentOS9

The builders matched are:

• AMD64 CentOS9 NoGIL Refleaks PR
• AMD64 CentOS9 FIPS Only Blake2 Builtin Hash PR
• AMD64 CentOS9 LTO + PGO PR
• AMD64 CentOS9 NoGIL PR
• AMD64 CentOS9 PR
• AMD64 CentOS9 FIPS No Builtin Hashes PR
• AMD64 CentOS9 LTO PR
• AMD64 CentOS9 Refleaks PR

[vstinner]

!buildbot Raspbian

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @vstinner for commit 4ce0ceb 🤖

Results will be shown at:

https://buildbot.python.org/all/#/grid?branch=refs%2Fpull%2F140162%2Fmerge

The command will test the builders whose names match following regular expression: Raspbian

The builders matched are:

• ARM Raspbian Linux Asan PR
• ARM64 Raspbian Debug PR
• ARM Raspbian PR
• ARM64 Raspbian PR