Bump io.reactivex.rxjava3:rxjava from 3.1.11 to 3.1.12

Bumps [io.reactivex.rxjava3:rxjava](https://github.com/ReactiveX/RxJava) from 3.1.11 to 3.1.12.
- [Release notes](https://github.com/ReactiveX/RxJava/releases)
- [Commits](ReactiveX/RxJava@v3.1.11...v3.1.12)

---
updated-dependencies:
- dependency-name: io.reactivex.rxjava3:rxjava
  dependency-version: 3.1.12
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

dependencies/default/pom.xml

@@ -78,7 +78,7 @@
     <reactive-streams.version>1.0.4</reactive-streams.version>
     <resilience4j.versioin>1.7.0</resilience4j.versioin>
     <ribbon.version>2.7.18</ribbon.version>
-    <rxjava.version>3.1.11</rxjava.version>
+    <rxjava.version>3.1.12</rxjava.version>
     <seanyinx.version>1.0.0</seanyinx.version>
     <servo.version>0.13.2</servo.version>
     <servlet-api.version>6.0.0</servlet-api.version>