Bump spring.base.version from 4.3.9.RELEASE to 5.2.1.RELEASE in /study-micro-services-eureka-client4#1

dependabot[bot] wants to merge 1 commit intomasterbage2014/study-micro-services:masterfrom

dependabot/maven/study-micro-services-eureka-client4/spring.base.version-5.2.1.RELEASEbage2014/study-micro-services:dependabot/maven/study-micro-services-eureka-client4/spring.base.version-5.2.1.RELEASECopy head branch name to clipboard