bump core-rpc-json to 0.15.0

RCasatta · RCasatta · commit aba98933f3c4 · 2021-09-17T10:50:49.000+02:00
diff --git a/json/Cargo.toml b/json/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "core-rpc-json"
-version = "0.14.0"
+version = "0.15.0"
 authors = [
     "Steven Roose <steven@stevenroose.org>",
     "Jean Pierre Dudey <jeandudey@hotmail.com>",
