Bump liquibase-core from 3.6.3 to 3.8.6 (#1499)

Bumps [liquibase-core](https://github.com/liquibase/liquibase) from 3.6.3 to 3.8.6.
- [Release notes](https://github.com/liquibase/liquibase/releases)
- [Changelog](https://github.com/liquibase/liquibase/blob/master/changelog.txt)
- [Commits](https://github.com/liquibase/liquibase/compare/liquibase-parent-3.6.3...v3.8.6)

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

pom.xml

@@ -90,7 +90,7 @@
             <dependency>
                 <groupId>org.liquibase</groupId>
                 <artifactId>liquibase-core</artifactId>
-                <version>3.6.3</version>
+                <version>3.8.6</version>
             </dependency>
 
             <!-- Fix convergence issues -->