Update fs2-core to 3.12.2

http4s-steward[bot] · http4s-steward[bot] · commit 70ded037da81 · 2025-09-04T20:22:36.000Z
diff --git a/build.sbt b/build.sbt
@@ -31,7 +31,7 @@ lazy val root =
 
 val http4sVersion = "0.23.30"
 val scalaXmlVersion = "2.2.0"
-val fs2Version = "3.12.0"
+val fs2Version = "3.12.2"
 val fs2DataVersion = "1.11.3"
 val munitVersion = "1.0.0-M11"
 val munitCatsEffectVersion = "2.1.0"
