Enable detekt rule PreviewPublic and fix existing issues.

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/atomic/atoms/InfoListItemMolecule.kt

@@ -70,7 +70,7 @@ fun InfoListItemMolecule(
 
 @DayNightPreviews
 @Composable
-fun InfoListItemMoleculePreview() {
+internal fun InfoListItemMoleculePreview() {
     ElementPreview {
         val color = if (isSystemInDarkTheme()) Color.DarkGray else Color.LightGray
         Column(

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/LabelledTextField.kt

@@ -65,11 +65,11 @@ fun LabelledTextField(
 
 @Preview
 @Composable
-fun LabelledTextFieldLightPreview() = ElementPreviewLight { ContentToPreview() }
+internal fun LabelledTextFieldLightPreview() = ElementPreviewLight { ContentToPreview() }
 
 @Preview
 @Composable
-fun LabelledTextFieldDarkPreview() = ElementPreviewDark { ContentToPreview() }
+internal fun LabelledTextFieldDarkPreview() = ElementPreviewDark { ContentToPreview() }
 
 @Composable
 private fun ContentToPreview() {

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/PinIcon.kt

@@ -51,6 +51,6 @@ fun PinIcon(
 
 @DayNightPreviews
 @Composable
-fun PinIconPreview() = ElementPreview {
+internal fun PinIconPreview() = ElementPreview {
     PinIcon()
 }

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/avatar/Avatar.kt

@@ -102,7 +102,7 @@ private fun InitialsAvatar(
 
 @Preview(group = PreviewGroup.Avatars)
 @Composable
-fun AvatarPreview(@PreviewParameter(AvatarDataProvider::class) avatarData: AvatarData) =
+internal fun AvatarPreview(@PreviewParameter(AvatarDataProvider::class) avatarData: AvatarData) =
     ElementThemedPreview {
         Row(
             verticalAlignment = Alignment.CenterVertically,