chore(deps): update quinn-proto (lockfile-only) (#3707)

Updates quinn-proto from 0.11.14 to 0.11.19 to resolve recent security advisories (RUSTSEC-2026-0338, RUSTSEC-2026-0339, RUSTSEC-2026-0340, RUSTSEC-2026-0342).

Cargo.lock

@@ -2395,11 +2395,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73fea8450eea4bac3940448fb7ae50d91f034f941199fcd9d909a5a07aa455f0"
 dependencies = [
  "cfg-if",
- "js-sys",
  "libc",
  "r-efi 5.2.0",
  "wasi 0.14.2+wasi-0.2.4",
- "wasm-bindgen",
 ]
 
 [[package]]
@@ -2409,9 +2407,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "300e883d756b2e4ec94e02791f39b04b522276138852cfc41d9fb7e904106099"
 dependencies = [
  "cfg-if",
+ "js-sys",
  "libc",
  "r-efi 6.0.0",
  "rand_core 0.10.1",
+ "wasm-bindgen",
 ]
 
 [[package]]
@@ -4926,14 +4926,15 @@ dependencies = [
 
 [[package]]
 name = "quinn-proto"
-version = "0.11.14"
+version = "0.11.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "434b42fec591c96ef50e21e886936e66d3cc3f737104fdb9b737c40ffb94c098"
+checksum = "0e750cca55fe4f0439a15d0bb529da9651e79993e8e72c61a899a36d462befbe"
 dependencies = [
  "bytes",
- "getrandom 0.3.2",
+ "getrandom 0.4.3",
  "lru-slab",
- "rand 0.9.4",
+ "rand 0.10.3",
+ "rand_pcg",
  "ring",
  "rustc-hash",
  "rustls",
@@ -5056,6 +5057,15 @@ version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "63b8176103e19a2643978565ca18b50549f6101881c443590420e4dc998a3c69"
 
+[[package]]
+name = "rand_pcg"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "caa0f4137e1c0a72f4c651489402276c8e8e1cf081f3b0ba156d2cbeef09e86a"
+dependencies = [
+ "rand_core 0.10.1",
+]
+
 [[package]]
 name = "raw-window-handle"
 version = "0.6.2"