Use milestone release for kotest - kotlin 2.0.20 compatible

OptimumCode · OptimumCode · commit 516b7f1348be · 2024-10-14T12:24:24.000+04:00
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 kotlin = "2.0.21"
-kotest = "5.9.1"
+kotest = "6.0.0.M1"
 detekt = "1.23.7"
 ktlint = "1.1.0"
 okio = "3.9.1"
