Update a specific recipient case to merge rather than just steal PNI.

app/src/androidTest/java/org/thoughtcrime/securesms/database/RecipientTableTest_getAndPossiblyMerge.kt

@@ -788,6 +788,17 @@ class RecipientTableTest_getAndPossiblyMerge {
       expectChangeNumberEvent()
     }
 
+    test("merge, e164 follows pni+aci") {
+      given(E164_A, PNI_A, null)
+      given(null, null, ACI_A)
+
+      process(null, PNI_A, ACI_A, pniVerified = true)
+
+      expect(E164_A, PNI_A, ACI_A)
+      expectThreadMergeEvent(E164_A)
+      expectPniVerified()
+    }
+
     test("local user, local e164 and aci provided, changeSelf=false, leave e164 alone") {
       given(E164_SELF, null, ACI_SELF)
       given(null, null, ACI_A)