Remove unused extension

Author: tevincent

app/src/main/java/com/infomaniak/drive/utils/Extensions.kt

@@ -78,7 +78,6 @@ import com.infomaniak.lib.core.utils.UtilsUi.openUrl
 import com.infomaniak.lib.login.InfomaniakLogin
 import handleActionDone
 import io.realm.RealmList
-import kotlinx.coroutines.*
 import kotlin.math.abs
 import kotlin.math.max
 import kotlin.math.min