Merge pull request #1173 from SpiNNakerManchester/dependabot/maven/sp…

…ring.version-5.3.39

Bump spring.version from 5.3.30 to 5.3.39

pom.xml

@@ -41,7 +41,7 @@ limitations under the License.
 		<slf4j.version>2.0.9</slf4j.version>
 		<log4j.version>2.21.0</log4j.version>
 
-		<spring.version>5.3.30</spring.version>
+		<spring.version>5.3.39</spring.version>
 		<spring.boot.version>2.7.17</spring.boot.version>
 		<!--
 		DKF: if you update spring.boot.version, also update the annotation