Bump spring-core in /libraries/bot-integration-spring (#1464)

Bumps [spring-core](https://github.com/spring-projects/spring-framework) from 5.3.14 to 5.3.19.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v5.3.14...v5.3.19)

---
updated-dependencies:
- dependency-name: org.springframework:spring-core
  dependency-type: direct:production
...

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Author: dependabot[bot]

libraries/bot-integration-spring/pom.xml

@@ -67,7 +67,7 @@
     <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-core</artifactId>
-      <version>5.3.14</version>
+      <version>5.3.19</version>
     </dependency>
     <dependency>
       <groupId>org.springframework</groupId>