Update sbt to 1.5.7

scala-steward · scala-steward · commit ad3d50d23ffc · 2021-12-15T13:33:26.000+01:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.5.5
+sbt.version=1.5.7
