mapping update, fixed missing target mixins

src/main/java/carpet/mixins/ShearsItem_missingToolsMixin.java

@@ -13,7 +13,7 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
 @Mixin(ShearsItem.class)
 public class ShearsItem_missingToolsMixin
 {
-    @Inject(method = "getMiningSpeed", at = @At("HEAD"), cancellable = true)
+    @Inject(method = "getMiningSpeedMultiplier", at = @At("HEAD"), cancellable = true)
     private void getCustomMaterial(ItemStack itemStack_1, BlockState blockState_1, CallbackInfoReturnable<Float> cir)
     {
         if (CarpetSettings.missingTools && (blockState_1.getMaterial() == Material.SPONGE))