Fix typo

Author: mircoianese

library/src/main/java/com/pengrad/telegrambot/request/CopyMessage.kt

@@ -31,7 +31,7 @@ class CopyMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(chatId: JavaLong, fromChatId: JavaLong, messageId: JavaInteger) : this(
         chatId = chatId.toLong(),
@@ -51,7 +51,7 @@ class CopyMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(channelUsername: String, fromChatId: JavaLong, messageId: JavaInteger) : this(
         channelUsername = channelUsername,
@@ -71,7 +71,7 @@ class CopyMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(chatId: JavaLong, fromChannelUsername: String, messageId: JavaInteger) : this(
         chatId = chatId.toLong(),
@@ -91,7 +91,7 @@ class CopyMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(channelUsername: String, fromChannelUsername: String, messageId: JavaInteger) : this(
         channelUsername = channelUsername,
@@ -118,7 +118,7 @@ class CopyMessage private constructor(
     }
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     @Suppress("DEPRECATION")
     @Deprecated("Use constructor with chatId and fromChatId or channelUsername and fromChannelUsername instead", ReplaceWith("ForwardMessage(chatId, fromChatId, messageId)"))

library/src/main/java/com/pengrad/telegrambot/request/ForwardMessage.kt

@@ -29,7 +29,7 @@ class ForwardMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(chatId: JavaLong, fromChatId: JavaLong, messageId: JavaInteger) : this(
         chatId = chatId.toLong(),
@@ -49,7 +49,7 @@ class ForwardMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(channelUsername: String, fromChatId: JavaLong, messageId: JavaInteger) : this(
         channelUsername = channelUsername,
@@ -69,7 +69,7 @@ class ForwardMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(chatId: JavaLong, fromChannelUsername: String, messageId: JavaInteger) : this(
         chatId = chatId.toLong(),
@@ -89,7 +89,7 @@ class ForwardMessage private constructor(
     )
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     constructor(channelUsername: String, fromChannelUsername: String, messageId: JavaInteger) : this(
         channelUsername = channelUsername,
@@ -116,7 +116,7 @@ class ForwardMessage private constructor(
     }
 
     /**
-     * Backwards-compatability for Java code
+     * Backwards-compatibility for Java code
      */
     @Suppress("DEPRECATION")
     @Deprecated("Use constructor with chatId and fromChatId or channelUsername and fromChannelUsername instead", ReplaceWith("ForwardMessage(chatId, fromChatId, messageId)"))

library/src/main/java/com/pengrad/telegrambot/request/SendGift.kt

@@ -36,7 +36,7 @@ class SendGift private constructor(
         )
 
         /**
-         * Backwards compatability to constructor with userId
+         * Backwards compatibility to constructor with userId
          */
         @Deprecated("Use constructor(chatId, giftId) instead", ReplaceWith("SendGift(userId, giftId)"))
         operator fun invoke(userId: Long, giftId: String) =