build(deps): bump liquibase-core from 3.8.6 to 3.8.7 (#678)

Bumps [liquibase-core](https://github.com/liquibase/liquibase) from 3.8.6 to 3.8.7.
- [Release notes](https://github.com/liquibase/liquibase/releases)
- [Changelog](https://github.com/liquibase/liquibase/blob/v3.8.7/changelog.txt)
- [Commits](liquibase/liquibase@v3.8.6...v3.8.7)

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

factcast-store-pgsql/pom.xml

@@ -45,7 +45,7 @@
     <dependency>
       <groupId>org.liquibase</groupId>
       <artifactId>liquibase-core</artifactId>
-      <version>3.8.6</version><!--$NO-MVN-MAN-VER$ -->
+      <version>3.8.7</version><!--$NO-MVN-MAN-VER$ -->
       <exclusions>
         <exclusion>
           <groupId>ch.qos.logback</groupId>