Update sbt to 1.4.0-RC2 (#371)

scala-steward · web-flow · commit 1f4567a0eb6d · 2020-09-29T11:45:43.000-07:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.4.0-RC1
+sbt.version=1.4.0-RC2
