Backport of "ci: Update to Rust 1.80" into 0.23

Backport of !1491 (merged) "ci: Update to Rust 1.80".

Commits:

• 2061a4e3 ci/windows-docker: Move rustup install into a ps1 script
• 30d247fd ci: Update to Rust 1.80
• a145ce6a Ignore a new 1.80 clippy warning
• ce9c1729 ci: Update to meson 1.5.1
• 99f598a4 ci: Update to dav1d 1.4.3
• c9412e66 ci: Update to cargo-c 0.9.26 and 0.10.3 when building for nightly
• 57f407fa ci: Also use cargo-c 0.10.3 for Rust 1.80
• 326e5861 ci: Don't use --locked for cargo-outdated / grcov with 1.80 / nightly
• 6674f8d2 ci: Update to Rust 1.80.1
• 6c5ceca8 ci: Fix version checks
• ae120b30 ci: Remove unnecessary --force from cargo install
• 75ed9b66 ci: Update ci-templates ref
• b829c41c ci: Add comments to the windows dockerfile about build-args