Update Mockito

Author: cowtowncoder

pom.xml

@@ -61,7 +61,7 @@
     <version.android.sdk.signature>0.12.0</version.android.sdk.signature>
 
     <version.bytebuddy>1.15.10</version.bytebuddy>
-    <version.mockito>5.15.2</version.mockito>
+    <version.mockito>5.20.0</version.mockito>
 
     <!-- 07-Mar-2025, tatu: For some reason, release fails due to missing
            jacoco... so disable for now