fix(deps): update shadow from 9.0.0-rc2 to 9.3.0

Author: figure-renovate[bot]

gradle/libs.versions.toml

@@ -9,7 +9,7 @@ grpc = "1.58.0"
 commons = "2.14.0"
 protobuf = "3.24.4"
 bouncycastle = "1.70"
-shadow = "9.0.0-rc2"
+shadow = "9.3.0"
 kethereum = "0.86.0"
 jackson = "2.15.3"
 kotest = "5.7.2"