Update sbt, scripted-plugin to 1.11.7 (#444)

Co-authored-by: ptrdom-scala-steward[bot] <157643620+ptrdom-scala-steward[bot]@users.noreply.github.com>

Author: ptrdom-scala-steward[bot]

project/build.properties

@@ -1 +1 @@
-sbt.version = 1.11.6
+sbt.version = 1.11.7