fix: upgrade com.newrelic.agent.java:newrelic-java from 8.4.0 to 8.15.0

Snyk has created this PR to upgrade com.newrelic.agent.java:newrelic-java from 8.4.0 to 8.15.0.

See this package in maven:
com.newrelic.agent.java:newrelic-java

See this project in Snyk:
https://app.snyk.io/org/smirnovaae/project/95400c78-552b-440c-8d11-5ac0897f16b9?utm_source=github&utm_medium=referral&page=upgrade-pr

pom.xml

@@ -34,7 +34,7 @@
         <checkstyle.config>${project.root}/src/main/resources/checkstyle.xml</checkstyle.config>
         <logback-encoder.version>7.3</logback-encoder.version>
         <testcontainers.version>1.18.3</testcontainers.version>
-        <newrelic.version>8.4.0</newrelic.version>
+        <newrelic.version>8.15.0</newrelic.version>
         <postgres.version>42.7.3</postgres.version>
         <spring-cloud-aws.version>2.4.4</spring-cloud-aws.version>