Update org.seasar.doma:doma to v3.9.0 (#272)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle.properties

@@ -1 +1 @@
-domaVersion=3.8.0
+domaVersion=3.9.0