Bump checker-qual from 2.7.0 to 2.8.0

Bumps [checker-qual](https://github.com/typetools/checker-framework) from 2.7.0 to 2.8.0.
- [Release notes](https://github.com/typetools/checker-framework/releases)
- [Changelog](https://github.com/typetools/checker-framework/blob/master/changelog.txt)
- [Commits](typetools/checker-framework@checker-framework-2.7.0...checker-framework-2.8.0)

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

dropwizard-bom/pom.xml

@@ -72,7 +72,7 @@
             <dependency>
                 <groupId>org.checkerframework</groupId>
                 <artifactId>checker-qual</artifactId>
-                <version>2.7.0</version>
+                <version>2.8.0</version>
             </dependency>
             <dependency>
                 <groupId>net.sourceforge.argparse4j</groupId>