build(deps): update scalameta from 4.13.7 to 4.13.8 (#1790)

Author: scala-steward

project/Dependencies.scala

@@ -38,7 +38,7 @@ object Dependencies {
 
     val mutationTestingMetrics = "3.5.2"
 
-    val scalameta = "4.13.7"
+    val scalameta = "4.13.8"
 
     val scopt = "4.1.0"