chore: migrate gestalt v7

 PR: MovingBlocks/Terasology#4593

Author: pollend

src/main/java/org/terasology/characters/humanoid/CharacterAppearanceClientSystem.java

@@ -3,7 +3,6 @@
 package org.terasology.characters.humanoid;
 
 import org.joml.Vector3f;
-import org.terasology.assets.management.AssetManager;
 import org.terasology.engine.core.modes.loadProcesses.AwaitedLocalCharacterSpawnEvent;
 import org.terasology.engine.entitySystem.entity.EntityBuilder;
 import org.terasology.engine.entitySystem.entity.EntityManager;
@@ -29,6 +28,7 @@
 import org.terasology.engine.rendering.assets.material.Material;
 import org.terasology.engine.rendering.logic.SkeletalMeshComponent;
 import org.terasology.engine.rendering.nui.NUIManager;
+import org.terasology.gestalt.assets.management.AssetManager;
 import org.terasology.nui.Color;
 
 import java.util.HashMap;

src/main/java/org/terasology/characters/humanoid/CharacterAppearanceScreen.java

@@ -7,7 +7,7 @@
 import com.google.common.math.DoubleMath;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.terasology.assets.ResourceUrn;
+import org.terasology.gestalt.assets.ResourceUrn;
 import org.terasology.engine.entitySystem.entity.EntityManager;
 import org.terasology.engine.logic.players.LocalPlayer;
 import org.terasology.engine.registry.In;

src/main/java/org/terasology/characters/humanoid/VerticalColorArrayMaterialResolver.java

@@ -16,14 +16,14 @@
 package org.terasology.characters.humanoid;
 
 import com.google.common.collect.ImmutableSet;
-import org.terasology.assets.AssetDataProducer;
-import org.terasology.assets.ResourceUrn;
-import org.terasology.assets.management.AssetManager;
-import org.terasology.assets.module.annotations.RegisterAssetDataProducer;
+import org.terasology.gestalt.assets.AssetDataProducer;
+import org.terasology.gestalt.assets.ResourceUrn;
 import org.terasology.engine.rendering.assets.material.MaterialData;
 import org.terasology.engine.rendering.assets.shader.Shader;
 import org.terasology.engine.rendering.assets.texture.Texture;
-import org.terasology.naming.Name;
+import org.terasology.gestalt.assets.management.AssetManager;
+import org.terasology.gestalt.assets.module.annotations.RegisterAssetDataProducer;
+import org.terasology.gestalt.naming.Name;
 
 import java.io.IOException;
 import java.util.Collections;

src/main/java/org/terasology/characters/humanoid/VerticalColorArrayTextureResolver.java

@@ -16,13 +16,13 @@
 package org.terasology.characters.humanoid;
 
 import com.google.common.collect.ImmutableSet;
-import org.terasology.assets.AssetDataProducer;
-import org.terasology.assets.ResourceUrn;
-import org.terasology.assets.module.annotations.RegisterAssetDataProducer;
+import org.terasology.gestalt.assets.AssetDataProducer;
+import org.terasology.gestalt.assets.ResourceUrn;
 import org.terasology.engine.rendering.assets.texture.Texture;
 import org.terasology.engine.rendering.assets.texture.TextureData;
 import org.terasology.engine.rendering.assets.texture.TextureUtil;
-import org.terasology.naming.Name;
+import org.terasology.gestalt.assets.module.annotations.RegisterAssetDataProducer;
+import org.terasology.gestalt.naming.Name;
 
 import java.awt.Color;
 import java.awt.image.BufferedImage;

src/test/java/org/terasology/characters/humanoid/VerticalColorArrayTextureResolverTest.java

@@ -16,7 +16,7 @@
 package org.terasology.characters.humanoid;
 
 import org.junit.jupiter.api.Test;
-import org.terasology.assets.ResourceUrn;
+import org.terasology.gestalt.assets.ResourceUrn;
 import org.terasology.engine.rendering.assets.texture.TextureData;
 
 import java.awt.Color;