feat: Add sender to fungible_token_packet events (backport cosmos#1414)…

… (cosmos#1426)

* Add Sender to funginble_token_packet events

(cherry picked from commit f05a7cf)

* chore: Updated CHANGELOG.md

(cherry picked from commit c809c51)

* Update CHANGELOG.md

(cherry picked from commit d8be3d0)

* Update CHANGELOG.md

Co-authored-by: Damian Nolan <damiannolan@gmail.com>
(cherry picked from commit 46d73a0)

* fix conflicts

Co-authored-by: chatton <cianhatton@gmail.com>
Co-authored-by: Cian Hatton <cian@interchain.io>
Co-authored-by: Carlos Rodriguez <carlos@interchain.io>

modules/apps/transfer/ibc_module.go

@@ -190,6 +190,7 @@ func (im IBCModule) OnRecvPacket(
 		sdk.NewEvent(
 			types.EventTypePacket,
 			sdk.NewAttribute(sdk.AttributeKeyModule, types.ModuleName),
+			sdk.NewAttribute(sdk.AttributeKeySender, data.Sender),
 			sdk.NewAttribute(types.AttributeKeyReceiver, data.Receiver),
 			sdk.NewAttribute(types.AttributeKeyDenom, data.Denom),
 			sdk.NewAttribute(types.AttributeKeyAmount, data.Amount),
@@ -225,6 +226,7 @@ func (im IBCModule) OnAcknowledgementPacket(
 		sdk.NewEvent(
 			types.EventTypePacket,
 			sdk.NewAttribute(sdk.AttributeKeyModule, types.ModuleName),
+			sdk.NewAttribute(sdk.AttributeKeySender, data.Sender),
 			sdk.NewAttribute(types.AttributeKeyReceiver, data.Receiver),
 			sdk.NewAttribute(types.AttributeKeyDenom, data.Denom),
 			sdk.NewAttribute(types.AttributeKeyAmount, data.Amount),