Added method to check snapshot state of TileStates (#7325)

patches/api/0074-API-to-get-a-BlockState-without-a-snapshot.patch

@@ -29,3 +29,26 @@ index ce1e1e6cc6740d568fbf859c7e2c014fab5a59cd..62ab55729e69bfac8eb4b40d877b945d
      /**
       * Returns the biome that this block resides in
       *
+diff --git a/src/main/java/org/bukkit/block/TileState.java b/src/main/java/org/bukkit/block/TileState.java
+index 3b10fcc13893403b29f0260b8605144679e89b82..5c8517c5bcae10161952c104b6a4ff7c713bcdbd 100644
+--- a/src/main/java/org/bukkit/block/TileState.java
++++ b/src/main/java/org/bukkit/block/TileState.java
+@@ -36,4 +36,18 @@ public interface TileState extends BlockState, PersistentDataHolder {
+     @NotNull
+     @Override
+     PersistentDataContainer getPersistentDataContainer();
++
++    // Paper start
++    /**
++     * Checks if this TileState is a snapshot or a live
++     * representation of the underlying tile entity.
++     * <p>
++     * NOTE: You may still have to call {@link BlockState#update()} on
++     * live representations to update any visuals on the block.
++     *
++     * @return true if this is a snapshot
++     * @see Block#getState(boolean)
++     */
++    boolean isSnapshot();
++    // Paper end
+ }