fix(deps): update dependency io.mockk:mockk to v1.13.9

Author: figure-renovate[bot]

gradle/libs.versions.toml

@@ -12,7 +12,7 @@ kotlin = "1.8.21"
 kotlin-coroutines = "1.7.0"
 kotlin-logging = "3.0.5"
 logback = "1.4.7"
-mockk = "1.13.5"
+mockk = "1.13.9"
 objectstore-gateway = "3.3.2"
 okhttp = "4.11.0"
 protobuf = "3.23.0"