Update sbt to 1.9.9 (#241)

scala-steward · web-flow · commit 3f402cf65b69 · 2024-09-26T14:58:36.000-04:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.9.7
+sbt.version=1.9.9
