fix: 禁用 ExpiredTargetSdkVersion lint 检查

手表设备不上 Google Play，targetSdk=27 是设备要求，跳过此检查

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

app/build.gradle.kts

@@ -50,6 +50,11 @@ android {
         viewBinding = true
         buildConfig = true
     }
+
+    // 手表设备不上 Google Play，跳过 targetSdk 版本检查
+    lint {
+        disable += "ExpiredTargetSdkVersion"
+    }
 }
 
 dependencies {