Update to Minecraft 1.17

By: md_5 <git@md-5.net>

paper-api/src/main/java/org/bukkit/GameRule.java

@@ -148,6 +148,11 @@ public final class GameRule<T> {
      */
     public static final GameRule<Boolean> FIRE_DAMAGE = new GameRule<>("fireDamage", Boolean.class);
 
+    /**
+     * Whether freeze damage is enabled or not.
+     */
+    public static final GameRule<Boolean> FREEZE_DAMAGE = new GameRule<>("freezeDamage", Boolean.class);
+
     /**
      * Whether patrols should naturally spawn.
      */
@@ -200,6 +205,12 @@ public final class GameRule<T> {
      */
     public static final GameRule<Integer> MAX_COMMAND_CHAIN_LENGTH = new GameRule<>("maxCommandChainLength", Integer.class);
 
+    /**
+     * The percentage of online players which must be sleeping for the night to
+     * advance.
+     */
+    public static final GameRule<Integer> PLAYERS_SLEEPING_PERCENTAGE = new GameRule<>("playersSleepingPercentage", Integer.class);
+
     // All GameRules instantiated above this for organizational purposes
     private final String name;
     private final Class<T> type;