Bump crypto-bigint to v0.7.0-pre.7 (#544)

Author: tarcieri

Cargo.lock

@@ -14,7 +14,7 @@ rust-version = "1.85"
 
 [dependencies]
 const-oid = { version = "0.10", default-features = false }
-crypto-bigint = { version = "0.7.0-pre.6", default-features = false, features = ["zeroize", "alloc"] }
+crypto-bigint = { version = "0.7.0-pre.7", default-features = false, features = ["zeroize", "alloc"] }
 crypto-primes = { version = "0.7.0-pre.1", default-features = false }
 digest = { version = "0.11.0-rc.0", default-features = false, features = ["alloc", "oid"] }
 rand_core = { version = "0.9", default-features = false }