Update sbt to 1.4.4

scala-steward · scala-steward · commit 088a43826b9c · 2020-12-03T10:50:52.000+01:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.3.13
+sbt.version=1.4.4
