Google Vertex AI Gemini: fix split package

Part of langchain4j/langchain4j#3084

Author: dliubarskyi

langchain4j-vertex-ai-gemini-spring-boot-starter/src/main/java/dev/langchain4j/vertexai/spring/AutoConfig.java renamed to langchain4j-vertex-ai-gemini-spring-boot-starter/src/main/java/dev/langchain4j/vertexai/gemini/spring/AutoConfig.java

@@ -1,15 +1,15 @@
-package dev.langchain4j.vertexai.spring;
+package dev.langchain4j.vertexai.gemini.spring;
 
 import dev.langchain4j.model.chat.listener.ChatModelListener;
-import dev.langchain4j.model.vertexai.VertexAiGeminiChatModel;
-import dev.langchain4j.model.vertexai.VertexAiGeminiStreamingChatModel;
+import dev.langchain4j.model.vertexai.gemini.VertexAiGeminiChatModel;
+import dev.langchain4j.model.vertexai.gemini.VertexAiGeminiStreamingChatModel;
 import org.springframework.beans.factory.ObjectProvider;
 import org.springframework.boot.autoconfigure.AutoConfiguration;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.annotation.Bean;
 
-import static dev.langchain4j.vertexai.spring.Properties.PREFIX;
+import static dev.langchain4j.vertexai.gemini.spring.Properties.PREFIX;
 
 @AutoConfiguration
 @EnableConfigurationProperties(Properties.class)

langchain4j-vertex-ai-gemini-spring-boot-starter/src/main/java/dev/langchain4j/vertexai/spring/ChatModelProperties.java renamed to langchain4j-vertex-ai-gemini-spring-boot-starter/src/main/java/dev/langchain4j/vertexai/gemini/spring/ChatModelProperties.java

@@ -1,4 +1,4 @@
-package dev.langchain4j.vertexai.spring;
+package dev.langchain4j.vertexai.gemini.spring;
 
 import lombok.Getter;
 import lombok.Setter;

langchain4j-vertex-ai-gemini-spring-boot-starter/src/main/java/dev/langchain4j/vertexai/spring/Properties.java renamed to langchain4j-vertex-ai-gemini-spring-boot-starter/src/main/java/dev/langchain4j/vertexai/gemini/spring/Properties.java

@@ -1,4 +1,4 @@
-package dev.langchain4j.vertexai.spring;
+package dev.langchain4j.vertexai.gemini.spring;
 
 import lombok.Getter;
 import lombok.Setter;

langchain4j-vertex-ai-gemini-spring-boot-starter/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

@@ -1 +1 @@
-dev.langchain4j.vertexai.spring.AutoConfig
+dev.langchain4j.vertexai.gemini.spring.AutoConfig

langchain4j-vertex-ai-gemini-spring-boot-starter/src/test/java/dev/langchain4j/vertexai/spring/AutoConfigIT.java renamed to langchain4j-vertex-ai-gemini-spring-boot-starter/src/test/java/dev/langchain4j/vertexai/gemini/spring/AutoConfigIT.java

@@ -1,11 +1,11 @@
-package dev.langchain4j.vertexai.spring;
+package dev.langchain4j.vertexai.gemini.spring;
 
 import dev.langchain4j.model.chat.ChatModel;
 import dev.langchain4j.model.chat.StreamingChatModel;
 import dev.langchain4j.model.chat.response.ChatResponse;
 import dev.langchain4j.model.chat.response.StreamingChatResponseHandler;
-import dev.langchain4j.model.vertexai.VertexAiGeminiChatModel;
-import dev.langchain4j.model.vertexai.VertexAiGeminiStreamingChatModel;
+import dev.langchain4j.model.vertexai.gemini.VertexAiGeminiChatModel;
+import dev.langchain4j.model.vertexai.gemini.VertexAiGeminiStreamingChatModel;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.condition.EnabledIfEnvironmentVariable;
 import org.springframework.boot.autoconfigure.AutoConfigurations;