Fix "Unable to determine descriptor" warnings by setting remap=false at some locations. (#1423)

* set remap=false for "Unable to determine descriptor" warnings

* remove suppressWarning annotation

src/main/java/carpet/mixins/PieceGeneratorSupplier_plopMixin.java

@@ -11,11 +11,10 @@ import net.minecraft.world.level.levelgen.structure.pieces.PieceGeneratorSupplie
 @Mixin(PieceGeneratorSupplier.class)
 public interface PieceGeneratorSupplier_plopMixin
 {
-    @SuppressWarnings("UnresolvedMixinReference")
     @Redirect(method = "method_39845", at = @At(
             value = "INVOKE",
             target = "java/util/function/Predicate.test(Ljava/lang/Object;)Z"
-    ))
+    ), remap = false)
     private static boolean checkMate(Predicate<Object> predicate, Object o)
     {
         return CarpetSettings.skipGenerationChecks.get() || predicate.test(o);