no longer need to disable hover background

fix GTFluidSlot drawing partial fluids incorrectly

Author: ghzdude

src/main/java/gregtech/common/metatileentities/multi/MetaTileEntityPrimitiveBlastFurnace.java

@@ -118,8 +118,6 @@ protected MultiblockUIFactory createUIFactory() {
                                             .coverChildren()
                                             .mapTo(1, 3, value -> new ItemSlot()
                                                     .background(GTGuiTextures.SLOT_PRIMITIVE, importOverlays[value])
-                                                    // todo why do we need this now?
-                                                    .disableHoverBackground()
                                                     .slot(new ModularSlot(importItems, value)
                                                             .slotGroup(importGroup)))
                                             .marginRight(6))
@@ -132,7 +130,6 @@ protected MultiblockUIFactory createUIFactory() {
                                             .coverChildren()
                                             .mapTo(3, 3, value -> new ItemSlot()
                                                     .background(GTGuiTextures.SLOT_PRIMITIVE, exportOverlays[value])
-                                                    .disableHoverBackground()
                                                     .slot(new ModularSlot(exportItems, value)
                                                             .accessibility(false, true)))));
                 });

src/main/java/gregtech/common/mui/widget/GTFluidSlot.java

@@ -93,7 +93,7 @@ public void draw(ModularGuiContext context, WidgetThemeEntry<?> widgetTheme) {
             float amt = content == null ? 0f : content.amount;
             float newHeight = height * (amt / this.syncHandler.getCapacity());
             y += (int) (height - newHeight);
-            height = newHeight;
+            height = (float) Math.ceil(newHeight);
         }
 
         GuiDraw.drawFluidTexture(content, 1, y, getArea().w() - 2, height, 0);