minor version bump - did-key revert until RustCrypto/AEADs#377 is resolved

Author: 35359595

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ddoresolver-rs"
-version = "0.4.1"
+version = "0.4.2"
 documentation = "https://docs.rs/ddoresolver-rs"
 description = "function to resolve did document from url"
 license = "Apache-2.0"
@@ -13,7 +13,7 @@ edition = "2018"
 
 [dependencies]
 thiserror = "1.0"
-did-key = { version = "0.1", optional = true }
+did-key = { version = "0.0.15", optional = true }
 keri = { version = "0.8.1", optional = true }
 ipfs-api = { version = "0.13.0", features = ["with-hyper"], optional = true }
 web3 = { version = "0.17.0", default-features = false, features = ["http-rustls-tls", "http", "http-tls"], optional = true }