Added the angry emoticon.

doc/snac.5

@@ -50,7 +50,7 @@ The following traditional ASCII emoticons or special strings are
 converted to related emojis:
 .Bd -literal
 :-) :-D X-D ;-) B-) :-( :-* <3 :-/ 8-o
-%-) :_( :-| :facepalm: :shrug: :shrug2:
+%-) :_( :-| >:-( :facepalm: :shrug: :shrug2:
 :eyeroll: :beer: :beers: :munch: :thumb:
 .Ed
 .El

format.c

@@ -25,6 +25,7 @@ struct {
     { ":_(",        "😢" },
     { ":-|",        "😐" },
     { "<3",         "&#128147;" },
+    { ">:(",        "&#128544;" },
     { ":facepalm:", "&#129318;" },
     { ":shrug:",    "&#129335;" },
     { ":shrug2:",   "&#175;\\_(&#12484;)_/&#175;" },