chore: 버전 업데이트 v1.4.9 (1149)

- versionCode: 1148 → 1149
- versionName: 1.4.8 → 1.4.9

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)
Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

app/build.gradle.kts

@@ -20,8 +20,8 @@ android {
  applicationId = "com.example.shiftalarm"
  minSdk = 26
  targetSdk = 35
- versionCode = 1148
- versionName = "1.4.8"
+ versionCode = 1149
+ versionName = "1.4.9"
 
  testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
  }

version.json

@@ -1,7 +1,7 @@
 {
-  "versionCode": 1148,
-  "versionName": "1.4.8",
-  "apkUrl": "https://git.webpluss.net/attachments/b84726d9-cebb-4ffe-a452-6f0aefbcce93",
-  "changelog": "v1.4.8: 달력 월 이동 시 부드러운 화면 전환 애니메이션 추가",
+  "versionCode": 1149,
+  "versionName": "1.4.9",
+  "apkUrl": "https://git.webpluss.net/attachments/b8f51fa6-d26c-404a-b798-ee1c847a2be0",
+  "changelog": "v1.4.9: 버전 업데이트",
   "forceUpdate": false
 }