Update Rust crate libc to 0.2.156

[oxide-renovate]

This PR contains the following updates:

Package	Type	Update	Change
libc	workspace.dependencies	patch	0.2.155 -> 0.2.156

---

Release Notes

rust-lang/libc (libc)

v0.2.156

Compare Source

Added

• Apple: add F_ALLOCATEPERSIST in #​3712
• Apple: add os_sync_wait_on_address and related definitions in #​3769
• BSD: generalise IPV6_DONTFRAG to all BSD targets in #​3716
• FreeBSD/DragonFly: add IP_RECVTTL/IPV6_RECVHOPLIMIT in #​3751
• Hurd: add XATTR_CREATE, XATTR_REPLACE in #​3739
• Linux GNU: confstr API and _CS_* in #​3771
• Linux musl: add preadv2 and pwritev2 (1.2.5 min.) in #​3762
• VxWorks: add the constant SOMAXCONN in #​3761
• VxWorks: add a few errnoLib related constants in #​3780

Fixed

• Solaris/illumos: Change ifa_flags type to u64 in #​3729
• QNX 7.0: Disable libregex in #​3775

Changed

• QNX NTO: update platform support in #​3815
• addr_of!(EXTERN_STATIC) is now considered safe in #​3776

Removed

• Apple: remove rmx_state in #​3776

Other

• Update or remove CI tests that have been failing

---

Configuration

📅 Schedule: Branch creation - "after 8pm,before 6am" in timezone America/Los_Angeles, Automerge - "after 8pm,before 6am" in timezone America/Los_Angeles.

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Renovate Bot.