Upgrade Mockito 5.12.0 -> 5.13.0 (#1309)

See:
- https://github.com/mockito/mockito/releases/tag/v5.13.0
- mockito/mockito@v5.12.0...v5.13.0

pom.xml

@@ -213,7 +213,7 @@
         <version.guava-beta-checker>1.0</version.guava-beta-checker>
         <version.jdk>17</version.jdk>
         <version.maven>3.9.8</version.maven>
-        <version.mockito>5.12.0</version.mockito>
+        <version.mockito>5.13.0</version.mockito>
         <version.nopen-checker>1.0.1</version.nopen-checker>
         <version.nullaway>0.11.2</version.nullaway>
         <version.pitest-git>1.1.4</version.pitest-git>