Fix lintian warning about accented character in man page (ë -> \[:e])

man/dpkg-shlibdeps.1

@@ -215,7 +215,7 @@ Copyright (C) 2000 Wichert Akkerman
 .br
 Copyright (C) 2006 Frank Lichtenheld
 .br
-Copyright (C) 2007 Raphaël Hertzog
+Copyright (C) 2007 Rapha\[:e]l Hertzog
 .sp
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 for copying conditions. There is NO WARRANTY.