A11Y: add missing content description to the delete answer button.

features/poll/impl/src/main/kotlin/io/element/android/features/poll/impl/create/CreatePollView.kt

@@ -143,7 +143,7 @@ fun CreatePollView(
                     trailingContent = ListItemContent.Custom {
                         Icon(
                             imageVector = CompoundIcons.Delete(),
-                            contentDescription = null,
+                            contentDescription = stringResource(R.string.screen_create_poll_delete_option_a11y, answer.text),
                             modifier = Modifier.clickable(answer.canDelete) {
                                 state.eventSink(CreatePollEvents.RemoveAnswer(index))
                             },

features/poll/impl/src/main/res/values/localazy.xml

@@ -5,6 +5,7 @@
   <string name="screen_create_poll_anonymous_headline">"Hide votes"</string>
   <string name="screen_create_poll_answer_hint">"Option %1$d"</string>
   <string name="screen_create_poll_cancel_confirmation_content_android">"Your changes have not been saved. Are you sure you want to go back?"</string>
+  <string name="screen_create_poll_delete_option_a11y">"Delete option %1$s"</string>
   <string name="screen_create_poll_question_desc">"Question or topic"</string>
   <string name="screen_create_poll_question_hint">"What is the poll about?"</string>
   <string name="screen_create_poll_title">"Create Poll"</string>