Merge pull request #1347 from vector-im/jonny/fix-placeholder-overflow

[Rich text editor] Fix placeholder spilling onto multiple lines

changelog.d/1347.bugfix

@@ -0,0 +1 @@
+[Rich text editor] Fix placeholder spilling onto multiple lines

libraries/textcomposer/impl/src/main/kotlin/io/element/android/libraries/textcomposer/TextComposer.kt

@@ -270,6 +270,8 @@ private fun TextInput(
                 style = defaultTypography.copy(
                     color = ElementTheme.colors.textSecondary,
                 ),
+                maxLines = 1,
+                overflow = TextOverflow.Ellipsis,
             )
         }