build(deps): bump the crates group in /userspace/ksuinit with 3 updates

[dependabot]

Bumps the crates group in /userspace/ksuinit with 3 updates: libc, proc-macro2 and syn.

Updates libc from 0.2.178 to 0.2.179

Commits

• 4c61c9c chore: release libc 0.2.179
• a4237c0 adding pthread_tryjoin_n/pthread_timedjoin_np to Linux.
• d4c9bb8 netbsd/arm.rs: make typo corrections which make the libc-test pass.
• c2b4b3d netbsd/mod.rs: change definition of pthread_spin_t to allow arch redefinition.
• bd4a7c5 links old version of cf{g,s}et{i,o}speed for glibc
• 80a05fd netbsd/mod.rs: fix so that self-tests pass on both ilp32 and lp64.
• 3918b91 src/new/netbsd/net/if_.rs: make if_msghdr self-tests succeed on ilp32 hosts:
• 85aa379 build(deps): bump vmactions/solaris-vm from 1.1.8 to 1.2.3
• ad6c4a1 qurt: Add support for Qualcomm QuRT
• 184a558 Fix QNX build error
• Additional commits viewable in compare view

Updates proc-macro2 from 1.0.103 to 1.0.104

Release notes

Sourced from proc-macro2's releases.

1.0.104

• Add Rust 1.92.0's TokenStream Extend impls (#527, rust-lang/rust#145722)

Commits

• 4321369 Release 1.0.104
• 9561144 Merge pull request #527 from dtolnay/extend
• 57fed01 Update actions/upload-artifact@v5 -> v6
• 1096f1a Update actions/upload-artifact@v4 -> v5
• 4275e26 Update to 2021 edition
• bccca27 Delete rustversion attributes older than required compiler version
• 8f4c801 Update actions/checkout@v5 -> v6
• 1baff31 Add new TokenStream Extend impls
• 6f45ba0 Rename TokenTree collections to "tokens"
• 2942447 Merge pull request #526 from dtolnay/up
• Additional commits viewable in compare view

Updates syn from 2.0.111 to 2.0.112

Release notes

Sourced from syn's releases.

2.0.112

• Fix panic in LitByte::new().value() (#1951, thanks @​VictorArcium)

Commits

• f8f2a42 Release 2.0.112
• ca22ce0 Merge pull request #1951 from VictorArcium/vt/fix-lit-byte
• 0c4bea1 Fix LitByte::new().
• 7e38d5d Disable test_parse_buffer.test_unwind_safe under Miri
• f987b14 Update actions/upload-artifact@v5 -> v6
• 4642a17 Update actions/upload-artifact@v4 -> v5
• 1f92a93 Merge pull request #1949 from heiher/issue-1948
• 2cc3385 tests: Use smallvec and thin_vec from rustc_data_structures
• 53a460f Update test suite to nightly-2025-12-15
• 77e56b5 Add rust-version metadata
• Additional commits viewable in compare view

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[dependabot]

Looks like these dependencies are updatable in another way, so this is no longer needed.