build(deps): bump hkdf from 0.13.0-rc.3 to 0.13.0-rc.4 (#1635)

Author: dependabot[bot]

Cargo.lock

@@ -25,7 +25,7 @@ belt-hash = { version = "0.2.0-rc.0", optional = true, default-features = false
 der = { version = "0.8.0-rc.10" }
 digest = { version = "0.11.0-rc.7", optional = true }
 hex-literal = { version = "1", optional = true }
-hkdf = { version = "0.13.0-rc.3", optional = true }
+hkdf = { version = "0.13.0-rc.4", optional = true }
 hmac = { version = "0.13.0-rc.4", optional = true }
 rand_core = "0.10.0-rc-6"
 rfc6979 = { version = "0.5.0-rc.3", optional = true }