Update sbt to 1.9.6

scala-steward · scala-steward · commit 301d89ec5e2b · 2023-09-18T22:18:10.000Z
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.9.0
+sbt.version=1.9.6
