chore: fix cargo deny check (#335)

* chore: fix cargo deny check

Upgrade rustls-webpki 0.103.10 → 0.103.12 (RUSTSEC-2026-0098,
RUSTSEC-2026-0099) and multihash 0.19.3 → 0.19.4 (drops yanked core2
0.4.0).

* updated rand to 0.9.4 from 0.9.2

* updated other dependencies

Author: mskrzypkows