Feat: targetSDK 버전 34 -> 35로 수정 (#343)

* feat: targetSDK 버전 34 -> 35로 수정

* docs: README.md targetSDK 버전 34 -> 35로 수정

Author: kangyuri1114

README.md

@@ -64,7 +64,7 @@
 - Android Studio : Android Studio Koala | 2024.1.1
 - JDK : 17
 - minSDK : 23
-- targetSDK : 34
+- targetSDK : 35
 
 ## 🐚 Convertion
 - [Android Convention Docs](https://github.com/EAT-SSU/Android/wiki/Android-convention)  

app/build.gradle.kts

@@ -22,7 +22,7 @@ android {
     defaultConfig {
         applicationId = "com.eatssu.android"
         minSdk = 23
-        targetSdk = 34
+        targetSdk = 35
         versionCode = 35
         versionName = "2.1.15"