Backport "Update Scala CLI to 1.5.4 (was 1.5.1) & coursier to 2.1.18 (was 2.1.13)" to 3.6 (#22025)

Backports #22021 to the 3.6.2.

PR submitted by the release tooling.

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Co-authored-by: Kacper Korban <[email protected]>
Co-authored-by: Piotr Chabelski <[email protected]>

Author: 3 people

Diff for: project/Build.scala

@@ -156,9 +156,9 @@ object Build {
   val mimaPreviousLTSDottyVersion = "3.3.0"
 
   /** Version of Scala CLI to download */
-  val scalaCliLauncherVersion = "1.5.1"
+  val scalaCliLauncherVersion = "1.5.4"
   /** Version of Coursier to download for initializing the local maven repo of Scala command */
-  val coursierJarVersion = "2.1.13"
+  val coursierJarVersion = "2.1.18"
 
   object CompatMode {
     final val BinaryCompatible = 0