Bump com.squareup.okio:okio from 3.15.0 to 3.16.0

Bumps [com.squareup.okio:okio](https://github.com/square/okio) from 3.15.0 to 3.16.0.
- [Release notes](https://github.com/square/okio/releases)
- [Changelog](https://github.com/square/okio/blob/master/CHANGELOG.md)
- [Commits](square/okio@parent-3.15.0...parent-3.16.0)

---
updated-dependencies:
- dependency-name: com.squareup.okio:okio
  dependency-version: 3.16.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

okhttp/pom.xml

@@ -39,7 +39,7 @@
     <dependency>
       <groupId>com.squareup.okio</groupId>
       <artifactId>okio</artifactId>
-      <version>3.15.0</version>
+      <version>3.16.0</version>
     </dependency>
 
     <!-- test dependencies -->