update sample config and github workflow

Author: RickyRister

.github/workflows/samples-java-client-jdk11.yaml

@@ -61,6 +61,7 @@ jobs:
           - samples/client/petstore/java/webclient-swagger2
           - samples/client/petstore/java/webclient-useSingleRequestParameter
           - samples/client/petstore/java/vertx
+          - samples/client/petstore/java/vertx-supportVertxFuture
           - samples/client/petstore/java/jersey2-java8-localdatetime
           - samples/client/petstore/java/google-api-client
           - samples/client/petstore/java/rest-assured

bin/configs/java-vertx-supportVertxFuture.yaml

@@ -0,0 +1,10 @@
+generatorName: java
+outputDir: samples/client/petstore/java/vertx-supportVertxFuture
+library: vertx
+inputSpec: modules/openapi-generator/src/test/resources/3_0/petstore-with-fake-endpoints-models-for-testing.yaml
+templateDir: modules/openapi-generator/src/main/resources/Java
+additionalProperties:
+  artifactId: petstore-vertx-supportvertxfuture
+  hideGenerationTimestamp: "true"
+  dateLibrary: java8
+  supportVertxFuture: "true"