Bump checker-qual from 3.6.0 to 3.6.1 (#2192)

Bumps [checker-qual](https://github.com/typetools/checker-framework) from 3.6.0 to 3.6.1.
- [Release notes](https://github.com/typetools/checker-framework/releases)
- [Changelog](https://github.com/typetools/checker-framework/blob/master/changelog.txt)
- [Commits](https://github.com/typetools/checker-framework/compare/checker-framework-3.6.0...checker-framework-3.6.1)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -904,7 +904,7 @@
         <dependency>
             <groupId>org.checkerframework</groupId>
             <artifactId>checker-qual</artifactId>
-            <version>3.6.0</version>
+            <version>3.6.1</version>
             <scope>test</scope>
         </dependency>