It tests prep wdt 2.0 release 3.3 (#2740)

* adding quotes around deletes in WDT models for WDT 2.0

* fixing deleteds model

Author: robertpatrick

integration-tests/src/test/java/oracle/weblogic/kubernetes/ItMiiDynamicUpdate.java

@@ -680,7 +680,7 @@ void testMiiDeleteDatasource() {
     Path pathToDeleteDSYaml = Paths.get(WORK_DIR + "/deleteds.yaml");
     String yamlToDeleteDS = "resources:\n"
         + "  JDBCSystemResource:\n"
-        + "    !TestDataSource2:";
+        + "    '!TestDataSource2':";
 
     assertDoesNotThrow(() -> Files.write(pathToDeleteDSYaml, yamlToDeleteDS.getBytes()));