fix(deps): update dependency io.fabric8:knative-client to v7 (#219)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

zeebe-cloudevents-spring/pom.xml

@@ -18,7 +18,7 @@
 
     <properties>
         <springdoc-openapi-ui.version>1.8.0</springdoc-openapi-ui.version>
-        <knative-client.version>6.13.4</knative-client.version>
+        <knative-client.version>7.0.0</knative-client.version>
     </properties>
 
     <dependencies>