lint fix

Author: Sita04

…enai/text_generation/TextGeneration.java …genai/textgeneration/TextGeneration.javagenai/src/main/java/genai/text_generation/TextGeneration.java renamed to genai/src/main/java/genai/textgeneration/TextGeneration.java genai/src/main/java/genai/text_generation/TextGeneration.java renamed to genai/src/main/java/genai/textgeneration/TextGeneration.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package genai.text_generation;
+package genai.textgeneration;
 
 // [START googlegenaisdk_textgen_with_txt]
 

…ai/text_generation/TextGenerationIT.java …nai/textgeneration/TextGenerationIT.javagenai/src/test/java/genai/text_generation/TextGenerationIT.java renamed to genai/src/test/java/genai/textgeneration/TextGenerationIT.java genai/src/test/java/genai/text_generation/TextGenerationIT.java renamed to genai/src/test/java/genai/textgeneration/TextGenerationIT.java

@@ -16,7 +16,7 @@
 
 // Tests for Gen AI SDK code samples.
 
-package genai.text_generation;
+package genai.textgeneration;
 
 import static com.google.common.truth.Truth.assertThat;
 import static com.google.common.truth.Truth.assertWithMessage;
@@ -31,7 +31,7 @@
 @RunWith(JUnit4.class)
 public class TextGenerationIT {
 
-  private final String MODEL_ID = "gemini-2.0-flash-001";
+  private static final String MODEL_ID = "gemini-2.0-flash-001";
 
   // Check if the required environment variables are set.
   public static void requireEnvVar(String envVarName) {