fix of InlineQuery offset type

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InlineQueries/abstracts/InlineQuery.kt

@@ -7,5 +7,5 @@ interface InlineQuery {
     val id: InlineQueryIdentifier
     val from: User
     val query: String
-    val offset: Long
+    val offset: String
 }

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InlineQueries/query/BaseInlineQuery.kt

@@ -8,5 +8,5 @@ data class BaseInlineQuery(
     override val id: InlineQueryIdentifier,
     override val from: User,
     override val query: String,
-    override val offset: Long
+    override val offset: String
 ) : InlineQuery

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InlineQueries/query/LocationInlineQuery.kt

@@ -7,6 +7,6 @@ data class LocationInlineQuery(
     override val id: InlineQueryIdentifier,
     override val from: User,
     override val query: String,
-    override val offset: Long,
+    override val offset: String,
     val location: Location
 ) : InlineQuery

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/InlineQueries/query/RawInlineQuery.kt

@@ -12,7 +12,7 @@ data class RawInlineQuery(
     @SerialName(queryField)
     val query: String,
     @SerialName(offsetField)
-    val offset: Long,
+    val offset: String,
     @SerialName(locationField)
     @Optional
     val location: Location? = null