Contact Journal Edit Screen Title not accounced (EXPOSUREAPP-4456) (#2152)

* removed label announcement in toolbar for contact diary activity

* set descriptive string to overwrite label

Co-authored-by: harambasicluka <64483219+harambasicluka@users.noreply.github.com>

Corona-Warn-App/src/main/AndroidManifest.xml

@@ -81,6 +81,7 @@
             android:exported="false"
             android:screenOrientation="portrait"
             android:launchMode="singleTop"
+            android:label="@string/empty_string_to_avoid_toolbar_announcement"
             android:theme="@style/AppTheme.ContactDiary"
             android:windowSoftInputMode="adjustResize" />
 

Corona-Warn-App/src/main/res/values/strings.xml

@@ -1507,4 +1507,8 @@
     <!-- XBUT: Abort button for test result positive no consent screen -->
     <string name="submission_test_result_positive_no_consent_button_abort">"Cancel"</string>
 
+    <!-- XTXT: Empty label for an activity -->
+    <string name="empty_string_to_avoid_toolbar_announcement" translatable="false">""</string>
+
+
 </resources>