Add tenant id to Enrollment Certificate

components/certificate-mgt/org.wso2.carbon.certificate.mgt.cert.admin.api/src/main/java/org/wso2/carbon/certificate/mgt/cert/jaxrs/api/beans/EnrollmentCertificate.java

@@ -21,6 +21,15 @@ package org.wso2.carbon.certificate.mgt.cert.jaxrs.api.beans;
 public class EnrollmentCertificate {
     String serial;
     String pem;
+    int tenantId;
+
+    public int getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(int tenantId) {
+        this.tenantId = tenantId;
+    }
 
     public String getSerial() {
         return serial;