chore(deps): update dependency uk.org.webcompere:system-stubs-core to v2.1.8

Author: descope[bot]

pom.xml

@@ -119,7 +119,7 @@
         <dependency>
             <groupId>uk.org.webcompere</groupId>
             <artifactId>system-stubs-core</artifactId>
-            <version>2.0.3</version>
+            <version>2.1.8</version>
             <scope>test</scope>
         </dependency>
         <dependency>