html2text: Wrap at 72 characters.

Change-Id: Id8c9d74b71cabce6bbfb25fd857f71c4b2a4e8ea
Reviewed-on: https://code.wireshark.org/review/26556
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
Reviewed-by: Gerald Combs <gerald@wireshark.org>

tools/html2text.py

@@ -64,7 +64,7 @@ class TextHTMLParser(HTMLParser):
             initial_indent += self.list_item_prefix
             indent += '    '
         kwargs = {
-            'width': 66,
+            'width': 72,
             'initial_indent': initial_indent,
             'subsequent_indent': indent
         }