conference: fix weird display

Also remove "displayContactBubble" from interface as it is not used anywhere anymore (I think it's legacy code).
GitLab: #1434

Change-Id: I1f72485dc6067e94faf55c0e409dd17d4ea798d6

jami-android/app/src/main/java/cx/ring/fragments/CallFragment.kt

@@ -738,12 +738,6 @@ class CallFragment : BaseSupportFragment<CallPresenter, CallView>(), CallView,
         }
     }
 
-    override fun displayContactBubble(display: Boolean) {
-        binding?.apply {
-            contactBubbleLayout.isVisible = display
-        }
-    }
-
     override fun displayLocalVideo(display: Boolean) {
         Log.w(TAG, "displayLocalVideo -> $display")
         binding?.apply {
@@ -851,8 +845,6 @@ class CallFragment : BaseSupportFragment<CallPresenter, CallView>(), CallView,
             )
             generateParticipantOverlay(participantInfo)
             presenter.prepareBottomSheetButtonsStatus()
-        } else  {
-            displayContactBubble(true)
         }
 
         binding.confControlGroup.visibility = View.VISIBLE

jami-android/app/src/main/java/cx/ring/tv/call/TVCallFragment.kt

@@ -236,10 +236,6 @@ class TVCallFragment : BaseSupportFragment<CallPresenter, CallView>(), CallView
         }
     }
 
-    override fun displayContactBubble(display: Boolean) {
-        binding!!.contactBubbleLayout.visibility = if (display) View.VISIBLE else View.GONE
-    }
-
     override fun displayLocalVideo(display: Boolean) {
         binding!!.previewContainer.visibility = if (display) View.VISIBLE else View.GONE
     }

jami-android/libjamiclient/src/main/kotlin/net/jami/call/CallView.kt

@@ -24,7 +24,6 @@ import net.jami.model.Uri
 import net.jami.services.HardwareService.AudioState
 
 interface CallView {
-    fun displayContactBubble(display: Boolean)
     fun displayLocalVideo(display: Boolean)
     fun displayHangupButton(display: Boolean)
     fun displayDialPadKeyboard()