build: Update sbt, sbt-dependency-tree from 1.5.3 to 1.5.4

j5ik2o-bot[bot] · j5ik2o · commit 9415a93faf07 · 2021-06-16T08:13:26.000+09:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version = 1.5.3
+sbt.version = 1.5.4
