Bump io.reactivex.rxjava3:rxjava from 3.1.10 to 3.1.12

Bumps [io.reactivex.rxjava3:rxjava](https://github.com/ReactiveX/RxJava) from 3.1.10 to 3.1.12.
- [Release notes](https://github.com/ReactiveX/RxJava/releases)
- [Commits](ReactiveX/RxJava@v3.1.10...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]

pom.xml

@@ -73,7 +73,7 @@
     <hamcrest.version>3.0</hamcrest.version>
     <mockito.version>4.11.0</mockito.version>
     <hc.stylecheck.version>1</hc.stylecheck.version>
-    <rxjava3.version>3.1.10</rxjava3.version>
+    <rxjava3.version>3.1.12</rxjava3.version>
     <testcontainers.version>1.21.3</testcontainers.version>
     <junixsocket.version>2.10.1</junixsocket.version>
     <api.comparison.version>5.3</api.comparison.version>