Bump spring-core from 5.1.9.RELEASE to 5.3.19 in /libraries/bot-integration-spring#72

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dependabot/maven/libraries/bot-integration-spring/org.springframework-spring-core-5.3.19admdev8/botbuilder-java:dependabot/maven/libraries/bot-integration-spring/org.springframework-spring-core-5.3.19Copy head branch name to clipboard