Fix spotlessKotlinCheck

Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/androidTest/java/com/owncloud/android/datamodel/OCFileIconTests.kt

@@ -102,5 +102,4 @@ class OCFileIconTests {
     fun destroy() {
         sut = null
     }
-
 }

app/src/androidTest/java/com/owncloud/android/utils/DrawableUtilTests.kt

@@ -60,5 +60,4 @@ class DrawableUtilTests {
         sut = null
         context = null
     }
-
 }

app/src/main/java/com/owncloud/android/utils/DrawableUtil.kt

@@ -44,5 +44,4 @@ class DrawableUtil {
         layerDrawable.setLayerInset(1, overlayBounds.left, overlayBounds.top, overlayBounds.right, overlayBounds.bottom)
         return layerDrawable
     }
-
 }