rename PremiumChat -> PossiblyPremiumChat

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/Abstracts.kt

@@ -33,7 +33,7 @@ sealed interface UsernameChat : Chat {
 }
 
 @Serializable(PreviewChatSerializer::class)
-sealed interface PremiumChat : Chat {
+sealed interface PossiblyPremiumChat : Chat {
     val isPremium: Boolean
 }
 

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/Impls.kt

@@ -85,7 +85,7 @@ data class CommonUser(
     override val isPremium: Boolean = false,
     @SerialName(addedToAttachmentMenuField)
     override val addedToAttachmentMenu: Boolean = false
-) : User(), WithOptionalLanguageCode, PremiumChat, AbleToAddInAttachmentMenuChat {
+) : User(), WithOptionalLanguageCode, PossiblyPremiumChat, AbleToAddInAttachmentMenuChat {
     constructor(
         id: UserId,
         firstName: String,