Fix DXT1 glitch

It used to say that DXT1 had, apparently, 8388608 KB. Fixed now

Author: Ioxcv12

DDSFilesize.html

@@ -76,7 +76,7 @@ <h1>DDS Filesize Calculator</h1>
 					<option value="BC5">BC5</option>
 					<option value="DXT5">DXT5/BC3</option>
 					<option value="DXT5nm">DXT5nm/BC3n</option>
-					<option value="DXT1/BC1">DXT1/BC1</option>
+					<option value="DXT1">DXT1/BC1</option>
 					<option value="L8">L8</option>
 					<hr width=15em>
 					<option value="Uncompressed alpha">Uncompressed alpha</option>