forward minor adjustement

foward instead of forward

03_how_ln_works.asciidoc

@@ -504,7 +504,7 @@ Upon receiving a Lightning Message called `update_add_htlc` which contains the `
 3. It needs to work with its peer on the incoming channel to update the channel state to include the offered HTLC.
 4. It will have to add some padding data to the end of the onion to keep it as a constant size even though it removed some data from the beginning.
 5. It will then follow the routing hints from its layer of the onion to forward the modified onion package on its outgoing payment channel by also sending and `update_add_htlc` message which includes the same `Payment Hash` and the onion.
-6. Obviously it also has to collaborate with its peer on the outgoing channel to move foward the state to also include the offered `HTLC`.
+6. Obviously it also has to collaborate with its peer on the outgoing channel to move forward the state to also include the offered `HTLC`.
 
 Of course those steps will be interrupted and aborted if an error is detected.
 In most of those cases an error message will be send back to the originator of the received `update_add_htlc` message.