Fix compilation warning due to double to float

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Автор: killerwife


<pre style='white-space:pre-wrap;width:81ex'>Fix compilation warning due to double to float</pre>


Подробнее... (https://github.com/cmangos/mangos-wotlk/commit/91328a70fe1675f158ed2d7d8607dbdba0b9fc54)