Security: critical vulnerabilities in x/crypto 0.51.0

[rquinn-smar]

There is an open dependabot MR that will fix these vulns, would love to get it merged and released.

Our tooling points to this module from these CVEs:
CVE-2026-39830
CVE-2026-39831
CVE-2026-39832
CVE-2026-39833
CVE-2026-39834
CVE-2026-42508
CVE-2026-46595