[feature/apply-kotlin-2020] Apply Kotlin 2.0.20 (#815)

README.md

@@ -6,7 +6,7 @@
 **국내 최대 IT 벤처창업동아리 SOPT의 공식 Android 앱**
 
 <p align="center">
-    <img src="https://img.shields.io/badge/Kotlin-2.0.10-7F52FF?style=for-the-badge&logo=Kotlin&logoColor=white"/>
+    <img src="https://img.shields.io/badge/Kotlin-2.0.20-7F52FF?style=for-the-badge&logo=Kotlin&logoColor=white"/>
     <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
     <img src="https://img.shields.io/badge/all_contributors-14-orange.svg?style=for-the-badge"/>
 <!-- ALL-CONTRIBUTORS-BADGE:END -->

gradle/libs.versions.toml

@@ -5,7 +5,7 @@ targetSdk = "34"
 appVersion = "2.3.2"
 versionCode = "20302"
 
-kotlin = "2.0.10"
+kotlin = "2.0.20"
 kotlinx-serialization-json = "1.7.1"
 kotlinx-serialization-converter = "1.0.0"
 kotlinx-coroutines = "1.8.1"
@@ -41,7 +41,7 @@ androidx-test = "1.6.2"
 androidx-test-rules = "1.6.1"
 
 gradleplugin = "8.5.2"
-kspplugin = "2.0.10-1.0.24"
+kspplugin = "2.0.20-1.0.24"
 
 dagger-hilt = "2.52"
 dagger-hilt-navigation-compose = "1.2.0"