[skip ci] fix tor url
MODIFY
WalletWasabi.Backend/wwwroot/index.html
WalletWasabi.Backend/wwwroot/index.html
<div class="banner text-wrap text-monospace text-lg-center text-white font-weight-bold">
<p>
<img src="images/tor-browser.png" width="17" height="17" alt="open_source">&nbsp;
- https://wasabiukrxmkdgve5kynjztuovbg43uxcbcxn6y2okcrsg7gb6jdmbad.onion
+ http://wasabiukrxmkdgve5kynjztuovbg43uxcbcxn6y2okcrsg7gb6jdmbad.onion
</p>
</div>
<footer>

[skip ci] fix tor url