Add command block material tags (#11720)

patches/api/Add-Material-Tags.patch

@@ -9,6 +9,7 @@ are related to each other by a trait.
 Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
 Co-authored-by: Lena Kolb <lenakolb2204@gmail.com>
 Co-authored-by: Layla Silbernberg <livsilbernberg@gmail.com>
+Co-authored-by: Newwind <newwindserver@gmail.com>
 
 diff --git a/src/main/java/com/destroystokyo/paper/MaterialSetTag.java b/src/main/java/com/destroystokyo/paper/MaterialSetTag.java
 new file mode 100644
@@ -702,6 +703,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +        .add(Material.RAW_COPPER, Material.RAW_GOLD, Material.RAW_IRON).lock();
 +
 +    /**
++     * Covers all command block types.
++     */
++    public static final MaterialSetTag COMMAND_BLOCKS = new MaterialSetTag(keyFor("command_blocks"))
++        .endsWith("COMMAND_BLOCK")
++        .ensureSize("COMMAND_BLOCKS", 3).lock();
++
++    /**
 +     * Covers the variants of deepslate ores.
 +     */
 +    public static final MaterialSetTag DEEPSLATE_ORES = new MaterialSetTag(keyFor("deepslate_ores"))