Bump guava from 25.0-jre to 27.1-jre

Bumps [guava](https://github.com/google/guava) from 25.0-jre to 27.1-jre.
- [Release notes](https://github.com/google/guava/releases)
- [Commits](https://github.com/google/guava/commits)

pom.xml

@@ -12,7 +12,7 @@
         <byte-buddy.version>1.8.11</byte-buddy.version>
         <coveralls-maven-plugin.version>4.3.0</coveralls-maven-plugin.version>
         <flyway.version>5.0.7</flyway.version>
-        <guava.version>25.0-jre</guava.version>
+        <guava.version>27.1-jre</guava.version>
         <h2.version>1.4.197</h2.version>
         <jacoco-maven-plugin.version>0.8.1</jacoco-maven-plugin.version>
         <java.version>1.8</java.version>