chore(deps): bump jsonwebtoken 9.3 → 10.3, time 0.3.45 → 0.3.47

Security fixes:
- time: fix stack exhaustion DoS in RFC 2822 parsing
- jsonwebtoken: crypto backend trait rework (no code uses it yet)

Supersedes Dependabot PRs #1 and #3.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: mivertowski

Cargo.lock

@@ -139,7 +139,7 @@ rustls = "0.23"
 tokio-rustls = "0.26"
 ring = "0.17"
 base64 = "0.22"
-jsonwebtoken = "9.3"
+jsonwebtoken = "10.3"
 uuid = { version = "1.11", features = ["v4", "serde"] }
 
 # Time and dates