[docs] [issue26506] hex() documentation: mention "%x" % int

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

The documentation for hex() doesn't look the bests place for examples of using string formatting. I think it is enough to add short references to corresponding formatting codes.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue26506>
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