Fix automated tests

Signed-off-by: Jonas Mayer <jonas.a.mayer@gmx.net>

app/src/androidTest/java/com/nextcloud/client/jobs/BackgroundJobManagerTest.kt

@@ -214,7 +214,7 @@ class BackgroundJobManagerTest {
         fun job_is_unique_and_replaces_previous_job() {
             verify(workManager).enqueueUniqueWork(
                 eq(BackgroundJobManagerImpl.JOB_CONTENT_OBSERVER),
-                eq(ExistingWorkPolicy.REPLACE),
+                eq(ExistingWorkPolicy.APPEND),
                 argThat(IsOneTimeWorkRequest())
             )
         }