Update sbt to 1.3.3

scala-steward · scala-steward · commit 0c90ed3f7a87 · 2019-10-15T00:17:55.000+02:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.3.2
+sbt.version=1.3.3
