Merge pull request #381 from outr/update/scalatest-3.2.15

Update scalatest to 3.2.15

build.sbt

@@ -58,7 +58,7 @@ val catsEffectTestingVersion: String = "1.5.0"
 val fabricVersion: String = "1.2.5"
 
 // Testing
-val scalaTestVersion: String = "3.2.14"
+val scalaTestVersion: String = "3.2.15"
 
 // SLF4J
 val slf4jVersion: String = "1.7.36"