Bump com.squareup.okio:okio-jvm from 3.0.0 to 3.4.0 in /tools/ninja

Bumps [com.squareup.okio:okio-jvm](https://github.com/square/okio) from 3.0.0 to 3.4.0.
- [Changelog](https://github.com/square/okio/blob/master/CHANGELOG.md)
- [Commits](square/okio@parent-3.0.0...parent-3.4.0)

---
updated-dependencies:
- dependency-name: com.squareup.okio:okio-jvm
  dependency-type: direct:production
...

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

tools/ninja/pom.xml

@@ -150,7 +150,7 @@
         <dependency>
             <groupId>com.squareup.okio</groupId>
             <artifactId>okio-jvm</artifactId>
-            <version>3.0.0</version>
+            <version>3.4.0</version>
         </dependency>
 
         <dependency>