deps: update io.mockk:mockk to v1.14.6

Author: renovate[bot]

gradle/libs.versions.toml

@@ -50,7 +50,7 @@ log4jApiKotlin = "1.5.0"
 logback = "1.5.19"
 maven = "3.9.11"
 mavenResolver = "1.9.24"
-mockk = "1.14.5"
+mockk = "1.14.6"
 mordant = "3.0.2"
 okhttp = "5.1.0"
 postgres = "42.7.8"