chore(deps): bump org.mockito:mockito-core

Bumps the mockito group in /packages/notifications/push/amplify_push_notifications/android with 1 update: [org.mockito:mockito-core](https://github.com/mockito/mockito).


Updates `org.mockito:mockito-core` from 5.18.0 to 5.19.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.18.0...v5.19.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-core
  dependency-version: 5.19.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: mockito
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

packages/notifications/push/amplify_push_notifications/android/build.gradle

@@ -51,7 +51,7 @@ android {
 
     dependencies {
         testImplementation 'org.jetbrains.kotlin:kotlin-test'
-        testImplementation 'org.mockito:mockito-core:5.18.0'
+        testImplementation 'org.mockito:mockito-core:5.19.0'
 
     }