Update tensorflow-core-api to 0.3.0

Author: regadas

build.sbt

@@ -31,7 +31,7 @@ val scaldingVersion = "0.17.4"
 val scioVersion = "0.10.0"
 val simulacrumVersion = "1.0.1"
 val sparkVersion = "3.1.1"
-val tensorflowVersion = "0.2.0"
+val tensorflowVersion = "0.3.0"
 val xgBoostVersion = "1.3.1"
 
 val previousVersion = "0.8.0"