[Snyk] Fix for 3 vulnerabilities

Snyk has created this PR to fix 3 vulnerabilities in the maven dependencies of this project.

Snyk changed the following file(s):

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

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score	Upgrade
	Deserialization of Untrusted Data SNYK-JAVA-ORGAPACHEAVRO-8161188	679	org.apache.nifi:nifi-avro-record-utils: 1.15.3 -> 1.28.0 org.apache.nifi:nifi-database-utils: 1.15.3 -> 1.28.0 org.apache.nifi:nifi-record-serialization-services: 1.15.3 -> 1.28.0 No Known Exploit
	Infinite loop SNYK-JAVA-ORGAPACHECOMMONS-6254296	619	org.apache.nifi:nifi-record-serialization-services: 1.15.3 -> 1.28.0 No Known Exploit
	Allocation of Resources Without Limits or Throttling SNYK-JAVA-ORGAPACHECOMMONS-6254297	429	org.apache.nifi:nifi-record-serialization-services: 1.15.3 -> 1.28.0 No Known Exploit

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Important

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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Learn how to fix vulnerabilities with free interactive lessons:

🦉 Deserialization of Untrusted Data 🦉 Allocation of Resources Without Limits or Throttling