revert zcash_protocol to 0.4.0 (which requires zcash_address 0.6.0)

Cargo.lock

@@ -376,12 +376,6 @@ version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d86b93f97252c47b41663388e6d155714a9d0c398b99f1005cbc5f978b29f445"
 
-[[package]]
-name = "bech32"
-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d965446196e3b7decd44aa7ee49e31d630118f90ef12f97900f262eb915c951d"
-
 [[package]]
 name = "bellman"
 version = "0.14.0"
@@ -5771,13 +5765,12 @@ dependencies = [
 
 [[package]]
 name = "zcash_address"
-version = "0.6.2"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b955fe87f2d9052e3729bdbeb0e94975355f4fe39f7d26aea9457bec6a0bb55"
+checksum = "4ff95eac82f71286a79c750e674550d64fb2b7aadaef7b89286b2917f645457d"
 dependencies = [
- "bech32 0.11.0",
+ "bech32",
  "bs58",
- "core2",
  "f4jumble",
  "zcash_encoding",
  "zcash_protocol",
@@ -5790,7 +5783,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cbeeede366fdb642710d3c59fc2090489affd075f66db53ed11bb7138d2d0258"
 dependencies = [
  "base64 0.22.1",
- "bech32 0.9.1",
+ "bech32",
  "bls12_381",
  "bs58",
  "crossbeam-channel",
@@ -5850,7 +5843,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e8162c94957f1e379b8e2fb30f97b95cfa93ac9c6bc02895946ca6392d1abb81"
 dependencies = [
- "bech32 0.9.1",
+ "bech32",
  "blake2b_simd",
  "bls12_381",
  "bs58",
@@ -5947,13 +5940,11 @@ dependencies = [
 
 [[package]]
 name = "zcash_protocol"
-version = "0.4.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82cb36b15b5a1be70b30c32ce40372dead6561df8a467e297f96b892873a63a2"
+checksum = "6bc22b9155b2c7eb20105cd06de170d188c1bc86489b92aa3fda7b8da8d96acf"
 dependencies = [
- "core2",
  "document-features",
- "hex",
  "memuse",
 ]