Added namespace in build.gradle

Added namespace in module's build.gradle file to avoid "Namespace not specified. Specify a namespace in the module's build file." error. New version of Gradle requires namespace to be specified in build.gradle file.

Author: Aashrut

android/build.gradle

@@ -28,6 +28,7 @@ android {
     // Bumping the plugin compileSdkVersion requires all clients of this plugin
     // to bump the version in their app.
     compileSdkVersion 31
+    namespace 'org.tensorflow.tflite_flutter'
 
     // Bumping the plugin ndkVersion requires all clients of this plugin to bump
     // the version in their app and to download a newer version of the NDK.
@@ -64,4 +65,4 @@ dependencies {
 
     implementation("org.tensorflow:tensorflow-lite:${tflite_version}")
     implementation("org.tensorflow:tensorflow-lite-gpu:${tflite_version}")
-}
+}