Update dependency org.mockito:mockito-core to v5.6.0 (#3620)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -64,7 +64,7 @@
         <slf4j.version>1.7.36</slf4j.version>
         <assertj.version>3.24.2</assertj.version>
         <byte-buddy.version>1.14.8</byte-buddy.version>
-        <mockito.version>5.5.0</mockito.version>
+        <mockito.version>5.6.0</mockito.version>
         <junit.version>4.13.1</junit.version>
         <hamcrest.version>1.3</hamcrest.version>
         <commons-lang3.version>3.13.0</commons-lang3.version>