Refactor build.gradle for better configuration

Updated build.gradle to include buildscript and allprojects sections.

Author: Blue084-end

build.gradle

@@ -1,9 +1,15 @@
-plugins {
-    id 'com.android.application' version '8.0.2' apply false
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+buildscript {
+    repositories {
+	    google()
+        mavenCentral()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:8.0.2'
+    }
 }
 
-dependencyResolutionManagement {
-    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+allprojects {
     repositories {
         google()
         mavenCentral()