Update build.gradle (#370)

Author: BryanR57

android/build.gradle

@@ -54,6 +54,7 @@ apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
 
 android {
+    namespace 'com.eopeter.fluttermapboxnavigation'
     compileSdkVersion 33
 
     sourceSets {
@@ -106,4 +107,4 @@ dependencies {
     implementation 'androidx.annotation:annotation:1.6.0'
     implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
-}
+}