修改targetSdkVersion版本

skin_christmas/build.gradle

@@ -8,7 +8,7 @@ android {
     defaultConfig {
         applicationId "com.sheep.jiuyan.samllsheep.skin_christmas"
         minSdkVersion 15
-        targetSdkVersion 28
+        targetSdkVersion 30
         versionCode 1
         versionName "1.0"