Update sbt to 1.3.6 (#110)

scala-steward · raboof · commit 23944aade9b3 · 2020-01-02T17:15:54.000+01:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.3.5
+sbt.version=1.3.6
