Bump jetty.version from 9.4.43.v20210629 to 9.4.44.v20210927 in /core

Bumps `jetty.version` from 9.4.43.v20210629 to 9.4.44.v20210927.

Updates `jetty-server` from 9.4.43.v20210629 to 9.4.44.v20210927
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](https://github.com/eclipse/jetty.project/compare/jetty-9.4.43.v20210629...jetty-9.4.44.v20210927)

Updates `jetty-servlet` from 9.4.43.v20210629 to 9.4.44.v20210927
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](https://github.com/eclipse/jetty.project/compare/jetty-9.4.43.v20210629...jetty-9.4.44.v20210927)

Updates `jetty-webapp` from 9.4.43.v20210629 to 9.4.44.v20210927
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](https://github.com/eclipse/jetty.project/compare/jetty-9.4.43.v20210629...jetty-9.4.44.v20210927)

---
updated-dependencies:
- dependency-name: org.eclipse.jetty:jetty-server
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.jetty:jetty-servlet
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.eclipse.jetty:jetty-webapp
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/core/pom.xml b/core/pom.xml
index 890c959..56a9b92 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -10,7 +10,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<spring.version>5.3.10</spring.version>
 		<jersey.version>1.19.4</jersey.version>
-		<jetty.version>9.4.43.v20210629</jetty.version>
+		<jetty.version>9.4.44.v20210927</jetty.version>
 		<hibernate.version>5.5.7.Final</hibernate.version>
 		<flyway.version>7.15.0</flyway.version>
 		<log4j.version>2.14.1</log4j.version>