Bump com.uber.nullaway:nullaway from 0.13.0 to 0.13.1 (#67)

Bumps [com.uber.nullaway:nullaway](https://github.com/uber/NullAway) from 0.13.0 to 0.13.1.
- [Release notes](https://github.com/uber/NullAway/releases)
- [Changelog](https://github.com/uber/NullAway/blob/master/CHANGELOG.md)
- [Commits](uber/NullAway@v0.13.0...v0.13.1)

---
updated-dependencies:
- dependency-name: com.uber.nullaway:nullaway
  dependency-version: 0.13.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -128,7 +128,7 @@
               <path>
                 <groupId>com.uber.nullaway</groupId>
                 <artifactId>nullaway</artifactId>
-                <version>0.13.0</version>
+                <version>0.13.1</version>
               </path>
             </annotationProcessorPaths>
             <failOnWarning>true</failOnWarning>