build: upgrade trustify-da-java-client to 0.0.15 (#250)

Author: soul2zimate

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ caffeine = "3.1.8"
 commons-compress = "1.21"
 commons-io = "2.16.1"
 trustify-da-api-spec = "2.0.2"
-trustify-da-java-client = "0.0.14"
+trustify-da-java-client = "0.0.15"
 github-api = "1.314"
 junit = "4.13.2"
 mockito = "4.11.0"