chore: simplify build files

Author: corenting

app/build.gradle

@@ -40,8 +40,6 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-
     // Dependencies
     implementation 'androidx.core:core-ktx:1.17.0'
     implementation 'androidx.preference:preference-ktx:1.2.1'
@@ -58,10 +56,8 @@ dependencies {
 
 kotlin {
     compilerOptions {
-        languageVersion = org.jetbrains.kotlin.gradle.dsl.KotlinVersion.KOTLIN_2_0
+        languageVersion = org.jetbrains.kotlin.gradle.dsl.KotlinVersion.KOTLIN_2_3
         jvmTarget = org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_17
-
-
     }
 }
 

build.gradle

@@ -1,14 +1,12 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '2.3.10'
     repositories {
         google()
         mavenCentral()
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:9.0.1'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -24,4 +22,4 @@ allprojects {
 
 tasks.register('clean', Delete) {
     delete rootProject.layout.buildDirectory
-}
+}