Update sbt to 1.9.9 (#278)

scala-steward · web-flow · commit 17095d0d79e4 · 2024-02-24T06:07:23.000+01:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.9.8
+sbt.version=1.9.9
