Fix: Text display offset <https://github.com/GeyserMC/Geyser/issues/4439> (#4883)

core/src/main/java/org/geysermc/geyser/entity/EntityDefinitions.java

@@ -327,6 +327,7 @@ public final class EntityDefinitions {
             TEXT_DISPLAY = EntityDefinition.inherited(TextDisplayEntity::new, displayBase)
                     .type(EntityType.TEXT_DISPLAY)
                     .identifier("minecraft:armor_stand")
+                    .offset(-0.5f)
                     .addTranslator(MetadataType.CHAT, TextDisplayEntity::setText)
                     .addTranslator(null) // Line width
                     .addTranslator(null) // Background color

core/src/main/java/org/geysermc/geyser/entity/type/TextDisplayEntity.java

@@ -38,7 +38,17 @@ import java.util.UUID;
 // Note: 1.19.4 requires that the billboard is set to something in order to show, on Java Edition
 public class TextDisplayEntity extends DisplayBaseEntity {
     public TextDisplayEntity(GeyserSession session, int entityId, long geyserId, UUID uuid, EntityDefinition<?> definition, Vector3f position, Vector3f motion, float yaw, float pitch, float headYaw) {
-        super(session, entityId, geyserId, uuid, definition, position, motion, yaw, pitch, headYaw);
+        super(session, entityId, geyserId, uuid, definition, position.add(0, definition.offset(), 0), motion, yaw, pitch, headYaw);
+    }
+
+    @Override
+    public void moveRelative(double relX, double relY, double relZ, float yaw, float pitch, boolean isOnGround) {
+        super.moveRelative(relX, relY + definition.offset(), relZ, yaw, pitch, isOnGround);
+    }
+
+    @Override
+    public void moveAbsolute(Vector3f position, float yaw, float pitch, float headYaw, boolean isOnGround, boolean teleported) {
+        super.moveAbsolute(position.add(Vector3f.from(0, definition.offset(), 0)), yaw, pitch, headYaw, isOnGround, teleported);
     }
 
     @Override