[DSpace/DSpace] 45acd7: fix: upgrade org.springframework.boot:spring-boot-...

[Snyk bot]

Branch: refs/heads/snyk-upgrade-454ea3deae79ddad7ab2b625b958b3d4
Home: https://github.com/DSpace/DSpace
Commit: 45acd739f01ed5f5436c4bf7858f35c8ca8fefe4
https://github.com/DSpace/DSpace/commit/45acd739f01ed5f5436c4bf7858f35c8ca8fefe4
Author: snyk-bot <snyk...@snyk.io>
Date: 2021-07-24 (Sat, 24 Jul 2021)

Changed paths:
M pom.xml

Log Message:
-----------
fix: upgrade org.springframework.boot:spring-boot-starter-log4j2 from 2.2.6.RELEASE to 2.5.2

Snyk has created this PR to upgrade org.springframework.boot:spring-boot-starter-log4j2 from 2.2.6.RELEASE to 2.5.2.

See this package in Maven Repository:
https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-log4j2/

See this project in Snyk:
https://app.snyk.io/org/j4bbi/project/bccb7353-e38f-4d77-89fe-7fdc6e7d98a6?utm_source=github&utm_medium=upgrade-pr