api/telegram/bot: realign struct for better size allocation

The realignment reduce the size of the following struct (in bytes),

* Audio: from 112 to 104 (-8)
* Bot: from 88 to 72 (-16)
* Chat: from 160 to 144 (-16)
* Command: from 40 to 32 (-8)
* struct in TestCommand_validate: from 72 to 64 (-8)
* Contact: from 64 to 56 (-8)
* Document: from 80 to 64 (-16)
* EncryptedPassportElement: from 144 to 136 (-8)
* Game: from 104 to 88 (-16)
* InlineKeyboardButton: from 96 to 88 (-8)
* InlineQuery: from 64 to 56 (-8)
* Message: from 544 to 488 (-56)
* MessageEntity: from 64 to 48 (-16)
* MessageForward: from 56 to 40 (-16)
* messageRequest: from 80 to 56 (-24)
* struct in TestMessage_parseCommandArgs: from 576 to 520 (-36)
* Options: from 32 to 24 (-8)
* OrderInfo: from 56 to 48 (-8)
* PassportData: from 64 to 56 (-8)
* PreCheckoutQuery: from 88 to 72 (-16)
* response: from 56 to 32 (-24)
* ShippingQuery: from 48 to 40 (-8)
* Sticker: from 136 to 112 (-24)
* SuccessfulPayment: from 88 to 80 (-8)
* Update: from 96 to 88 (-8)
* User: from 64 to 56 (-8)
* Venue: from 72 to 56 (-16)
* Webhook: from 96 to 72 (-16)
* WebhookInfo: from 64 to 40 (-24)

1 files changed, 3 insertions, 3 deletions

diff --git a/api/telegram/bot/document.go b/api/telegram/bot/document.go
index c18fe388..25aa0bc6 100644
--- a/api/telegram/bot/document.go
+++ b/api/telegram/bot/document.go
@@ -7,6 +7,9 @@ package bot
 // Document represents a general file (as opposed to photos, voice messages
 // and audio files).
 type Document struct {
+	// Optional. Document thumbnail as defined by sender.
+	Thumb *PhotoSize `json:"thumb"`
+
 	// Identifier for this file, which can be used to download or reuse
 	// the file.
 	FileID string `json:"file_id"`
@@ -24,7 +27,4 @@ type Document struct {
 
 	// Optional. File size.
 	FileSize int `json:"file_size"`
-
-	// Optional. Document thumbnail as defined by sender.
-	Thumb *PhotoSize `json:"thumb"`
 }