Update scala-library to 2.12.21

scala-steward · scala-steward · commit 9df3cdb6f4d0 · 2025-12-12T18:13:23.000Z
diff --git a/build.sbt b/build.sbt
@@ -3,7 +3,7 @@ import sbtcrossproject.CrossPlugin.autoImport.crossProject
 
 lazy val scala210 = "2.10.7"
 lazy val scala211 = "2.11.12"
-lazy val scala212 = "2.12.20"
+lazy val scala212 = "2.12.21"
 lazy val scala213 = "2.13.18"
 lazy val scala3 = "3.7.4"
 
