Update munit to 1.0.0-M7 (#40)

Co-authored-by: your-app-name[bot] <228692+neanderward[bot]@users.noreply.github.com>

Author: neanderward[bot]

build.sc

@@ -21,7 +21,7 @@ object versions {
   val scalaJSVersion = "1.10.1"
   val scalaNativeVersion = "0.4.8"
   val munitVersion = "0.7.29"
-  val munitNativeVersion = "1.0.0-M6"
+  val munitNativeVersion = "1.0.0-M7"
   val fs2 = "3.3.0"
   val weaver = "0.8.0"