Update sbt to 1.9.7

nimble-agar-steward[bot] · nimble-agar-steward[bot] · commit df8396faf265 · 2023-10-22T22:06:14.000Z
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.8.3
+sbt.version=1.9.7
