fix: package dependency

Author: achilleas-kal

Pipfile

@@ -15,7 +15,6 @@ pysha3 = "*"
 protobuf = "*"
 grpcio-tools = "*"
 bip32 = "*"
-json = "*"
 requests = "*"
 eip712_structs = "*"
 coincurve = "*"

setup.py

@@ -17,7 +17,7 @@
 EMAIL = "achilleas@injectivelabs.com"
 AUTHOR = "Injective Labs"
 REQUIRES_PYTHON = ">=3.7.0"
-VERSION = "0.5.6.6"
+VERSION = "0.5.6.7"
 
 REQUIRED = [
     "grpcio",
@@ -31,7 +31,6 @@
     "protobuf",
     "grpcio-tools",
     "bip32",
-    "json",
     "requests",
     "eip712_structs",
     "coincurve",