Bump assertj-core from 3.11.1 to 3.23.1

Bumps [assertj-core](https://github.com/assertj/assertj-core) from 3.11.1 to 3.23.1.
- [Release notes](https://github.com/assertj/assertj-core/releases)
- [Commits](assertj/assertj@assertj-core-3.11.1...assertj-core-3.23.1)

---
updated-dependencies:
- dependency-name: org.assertj:assertj-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build.gradle

@@ -133,7 +133,7 @@ ext {
     jUnitVersion = '4.13.2'
     jUnitExtVersion = '1.1.3'
     androidxTestCoreVersion = '1.4.0'
-    assertjVersion = '3.11.1'
+    assertjVersion = '3.23.1'
     espressoVersion = '3.4.0'
     mockitoKotlinVersion = '4.0.0'
     mockitoVersion = '4.6.1'