Update sbt to 1.4.7 (lightbend-labs#248)

scala-steward · web-flow · commit ea7d2064a49c · 2021-02-03T12:47:18.000-08:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.4.5
+sbt.version=1.4.7
