Fix: Add namespace for AGP 8.0 and above compatibility

Following issue fixed:
Namespace not specified. Specify a namespace in the module's build file.

Author: zeexan-dev

android/build.gradle

@@ -32,6 +32,7 @@ rootProject.allprojects {
 apply plugin: 'com.android.library'
 
 android {
+    namespace 'com.vladih.computer_vision.flutter_vision'
     compileSdkVersion 31
 
     compileOptions {
@@ -63,4 +64,4 @@ dependencies{
     implementation 'org.tensorflow:tensorflow-lite-support:0.4.3'
     implementation 'org.tensorflow:tensorflow-lite-metadata:0.4.3'
     implementation 'org.tensorflow:tensorflow-lite-select-tf-ops:2.11.0'
-}
+}