Pin pre-release dependencies

Author: daxpedda

Cargo.toml

@@ -27,10 +27,10 @@ std = ["alloc"]
 
 [dependencies]
 curve25519-dalek = { version = "3", default-features = false, optional = true }
-derive-where = { version = "1.0.0-rc.2", features = ["zeroize-on-drop"] }
+derive-where = { version = "=1.0.0-rc.2", features = ["zeroize-on-drop"] }
 digest = "0.10"
 displaydoc = { version = "0.2", default-features = false }
-elliptic-curve = { version = "0.12.0-pre.1", features = [
+elliptic-curve = { version = "=0.12.0-pre.1", features = [
   "hash2curve",
   "sec1",
   "voprf",
@@ -48,7 +48,7 @@ zeroize = { version = "1.5", default-features = false }
 generic-array = { version = "0.14", features = ["more_lengths"] }
 hex = "0.4"
 json = "0.12"
-p256 = { version = "0.11.0-pre.0", default-features = false, features = [
+p256 = { version = "=0.11.0-pre.0", default-features = false, features = [
   "hash2curve",
   "voprf",
 ] }