Editorial: [Keep/Drop, Simplify, Expand, Re-write, Re-organize, Move]

[Fiach-Dubh]

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CH8 08_routing_htlcs.asciidoc

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Some options: Keep/Drop, Simplify, Expand, Re-write, Re-organize, Move

Change "10" to "9"

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"With that optimization, you now see how we arrive at the HTLC script shown in line 10 of HTLC implemented in Bitcoin Script (BOLT #3):"

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"With that optimization, you now see how we arrive at the HTLC script shown in line 9 of HTLC implemented in Bitcoin Script (BOLT #3):"