Bump spring-security-core from 3.0.5.RELEASE to 5.5.7 in /backend#4

dependabot[bot] wants to merge 1 commit intomasterMloweedgar/MapStore2:masterfrom

dependabot/maven/backend/org.springframework.security-spring-security-core-5.5.7Mloweedgar/MapStore2:dependabot/maven/backend/org.springframework.security-spring-security-core-5.5.7Copy head branch name to clipboard