Upgrade sbt to 1.3.12

smarter · smarter · commit 378c66cd21bb · 2020-05-31T19:39:19.000+02:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.3.8
+sbt.version=1.3.12
