Update dependency sbt/sbt to v1.9.9 (#68)

renovate[bot] · web-flow · commit 5b6ea65d205f · 2024-03-18T21:15:15.000-07:00
Co-authored-by: renovate[bot] &lt;29139614+renovate[bot]@users.noreply.github.com&gt;
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.9.7
+sbt.version=1.9.9
