Reorder int *= float operations that could be expressed using int fractions

This was triggering narrowing conversion warnings in msvc. I assume the compiler can optimise this into a float multiplication if it does turn out faster.

Source/DiabloUI/ttf_render_wrapped.cpp

@@ -142,7 +142,7 @@ SDL_Surface *RenderUTF8_Solid_Wrapped(TTF_Font *font, const char *text, SDL_Colo
 	SDLC_SetColorKey(textbuf, 0);
 
 	// Reduced space between lines to roughly match Diablo.
-	const int lineskip = 0.7 * TTF_FontLineSkip(font);
+	const int lineskip = TTF_FontLineSkip(font) * 7 / 10; // avoids forced int > float > int conversion
 	SDL_Rect dest = { 0, 0, 0, 0 };
 	for (std::size_t line = 0; line < numLines; line++) {
 		text = strLines[line];

Source/items.cpp

@@ -4257,7 +4257,7 @@ static void SpawnOnePremium(int i, int plvl, int playerId)
 			itemValue = 0;
 			break;
 		}
-		itemValue *= 0.8;
+		itemValue = itemValue * 4 / 5; // avoids forced int > float > int conversion
 
 		count++;
 	} while (keepGoing
@@ -4504,7 +4504,7 @@ void SpawnBoy(int lvl)
 			break;
 		}
 		}
-		ivalue *= 0.8;
+		ivalue = ivalue * 4 / 5; // avoids forced int > float > int conversion
 
 		count++;