fix: nifi-ngsi-bundle/nifi-ngsi-processors/pom.xml to reduce vulnerab…

…ilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHEAVRO-8161188
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHECOMMONS-6254296
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHECOMMONS-6254297

nifi-ngsi-bundle/nifi-ngsi-processors/pom.xml

@@ -26,7 +26,7 @@
     <packaging>jar</packaging>
     <properties>
         <mongo.driver.version>4.5.0</mongo.driver.version>
-        <nifi.version>1.15.3</nifi.version>
+        <nifi.version>1.28.0</nifi.version>
     </properties>
 
     <dependencies>