bump some of our core dependencies (#7563)

* updated ethereum-types and tiny-keccak

* Updated several deps

* Updated several more dependencies

* Modify dummy file to trigger ci

* fixed update of memmap to 0.6 in ethash crate

* Fixed fetch after update to latest reqwest

* Updated jsonrpc-core with fixes for serde

* add expects in util/version/build.rs

whisper/Cargo.toml

@@ -16,7 +16,7 @@ log = "0.3"
 ordered-float = "0.5"
 parking_lot = "0.4"
 rand = "0.3"
-ring = "0.9.5"
+ring = "0.12"
 rlp = { path = "../util/rlp" }
 serde = "1.0"
 serde_derive = "1.0"