Make verification screens scrollable and emoji labels multiline (#4449)

* Make self verification screens scrollable

* Remove unused fields from `VerificationEmoji`

* Make only the header and content scroll in `HeaderFooterPage`.

* Use the right 'emoji' icon in both flows (`ReactionSolid`)

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Co-authored-by: ElementBot <android@element.io>

features/roomaliasresolver/impl/src/main/kotlin/io/element/android/features/roomaliasresolver/impl/RoomAliasResolverView.kt

@@ -51,7 +51,7 @@ fun RoomAliasResolverView(
     ) {
         HeaderFooterPage(
             containerColor = Color.Transparent,
-            paddingValues = PaddingValues(
+            contentPadding = PaddingValues(
                 horizontal = 16.dp,
                 vertical = 32.dp
             ),