Update scala-compiler, scala-library, ... to 2.13.18

Author: scala-steward

build.sbt

@@ -8,7 +8,7 @@ import sbt.Keys._
 excludeLintKeys in Global ++= Set(ideSkipProject)
 
 val scala2_12 = "2.12.20"
-val scala2_13 = "2.13.16"
+val scala2_13 = "2.13.18"
 
 val scala2 = List(scala2_12, scala2_13)
 val scala3 = "3.3.7"