chore: version bump 1.0.0-design → 1.1.0-design (versionCode 25)

v1.1 변경 요약 (1.0 이후):
- Clinical R&D Mode 신규 (Dev 한정)
- UI 3-phase 리디자인 (Critical/Important/Polish 12건)
- 측정 로그 자동 저장 (adc.csv / placements.jsonl / ble.log / meta.json)
- 외부 저장소 영구 보관 (Downloads/VesiScan_Sessions/, _Events/)
- Auto Scan interval 사용자 조절 가능 (600~5000ms)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

app/build.gradle.kts

@@ -14,8 +14,8 @@ android {
         applicationId = "com.example.medilightv2android"
         minSdk = 24
         targetSdk = 36
-        versionCode = 24
-        versionName = "1.0.0-design"
+        versionCode = 25
+        versionName = "1.1.0-design"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }