Update sbt to 1.9.6 (#474)

scala-steward · web-flow · commit f24f9e0f9974 · 2023-09-17T10:35:42.000+04:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.9.4
+sbt.version=1.9.6
