Fix Spigot annotation mistakes

while some of these may of been true, they are extreme cases and cause
a ton of noise to plugin developers.

Use ApiStatus.Internal instead of Deprecated for actual internal API
that continues to have use (internally).

These do not help plugin developers if they bring moise noise than value.

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

@@ -345,9 +345,9 @@ public enum EntityEffect {
      * Gets the data value of this EntityEffect, may not be unique.
      *
      * @return The data value
-     * @deprecated Magic value
+     * @apiNote Internal Use Only
      */
-    @Deprecated(since = "1.6.2")
+    @org.jetbrains.annotations.ApiStatus.Internal // Paper
     public byte getData() {
         return data;
     }