Merge pull request #34 from Atry/update/template/scalafmt-core-3.8.6

Update scalafmt-core to 3.8.6 in template

Author: Atry

.scalafmt.conf

@@ -1,3 +1,3 @@
 runner.dialect = scala212source3
-version = "3.8.3"
+version = "3.8.6"
 maxColumn = 80