elliptic-curve: bump sec1 to v0.8

Release PR: RustCrypto/formats#2259

Author: tarcieri

Cargo.lock

@@ -34,7 +34,7 @@ hex-literal = { version = "1", optional = true }
 once_cell = { version = "1.21", optional = true, default-features = false }
 pem-rfc7468 = { version = "1", optional = true, features = ["alloc"] }
 pkcs8 = { version = "0.11.0-rc.10", optional = true, default-features = false }
-sec1 = { version = "0.8.0-rc.13", optional = true, features = ["ctutils", "subtle", "zeroize"] }
+sec1 = { version = "0.8", optional = true, features = ["ctutils", "subtle", "zeroize"] }
 serdect = { version = "0.4", optional = true, default-features = false, features = ["alloc"] }
 
 [dev-dependencies]