Bump org.springframework.security:spring-security-core

Bumps [org.springframework.security:spring-security-core](https://github.com/spring-projects/spring-security) from 5.3.2.RELEASE to 5.7.12.
- [Release notes](https://github.com/spring-projects/spring-security/releases)
- [Changelog](https://github.com/spring-projects/spring-security/blob/main/RELEASE.adoc)
- [Commits](spring-projects/spring-security@5.3.2.RELEASE...5.7.12)

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

Signed-off-by: dependabot[bot] <support@github.com>

onebusaway-users/pom.xml

@@ -11,7 +11,7 @@
     <name>onebusaway-users</name>
 
     <properties>
-        <spring-security.version>5.3.2.RELEASE</spring-security.version>
+        <spring-security.version>5.7.12</spring-security.version>
     </properties>
 
     <dependencies>