chore(deps): update kotest to v6

renovate[bot] · web-flow · commit 7bf08845eead · 2026-03-11T00:18:22.000Z
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 kotlin = "2.1.21"
-kotest = "5.9.1"
+kotest = "6.1.6"
 ktor = "2.3.13"
 
 [libraries]
