Update sbt to 1.3.5 (#106)

scala-steward · raboof · commit 1f9441f0d0db · 2019-12-16T09:57:59.000+01:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.3.4
+sbt.version=1.3.5
