Replace screenshot

- replaced screenshot for screenshot test
- increased wait time

Signed-off-by: ZetaTom <70907959+ZetaTom@users.noreply.github.com>

app/src/androidTest/java/com/owncloud/android/ui/fragment/FileDetailFragmentStaticServerIT.kt

@@ -79,6 +79,7 @@ class FileDetailFragmentStaticServerIT : AbstractIT() {
         waitForIdleSync()
         shortSleep()
         shortSleep()
+        shortSleep()
         screenshot(sut)
     }