Bump spring-core from 5.1.8.RELEASE to 5.3.19 in /k2-parent#30

dependabot[bot] wants to merge 1 commit intomasterkatari/k2:masterfrom

dependabot/maven/k2-parent/org.springframework-spring-core-5.3.19katari/k2:dependabot/maven/k2-parent/org.springframework-spring-core-5.3.19Copy head branch name to clipboard