Update sbt to 1.9.1

scala-steward-bot · xuwei-k · commit 73f71e741da6 · 2023-06-26T13:48:19.000+09:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version = 1.9.0
+sbt.version = 1.9.1
