Issue #3410452 by catch: Add @group #slow to more tests

..._moderation/tests/src/Functional/ModerationLocaleTest.php

...deration/tests/src/Functional/ModerationStateNodeTest.php

...tion/tests/src/Functional/ModerationStateNodeTypeTest.php

...n/tests/src/Functional/ViewsModerationStateFilterTest.php

...m/tests/src/Functional/migrate_drupal/d6/Upgrade6Test.php

...m/tests/src/Functional/migrate_drupal/d7/Upgrade7Test.php

...dules/image/tests/src/Functional/ImageAdminStylesTest.php

...ules/image/tests/src/Functional/ImageFieldDisplayTest.php

...les/image/tests/src/Functional/ImageFieldValidateTest.php

...ons/tests/src/FunctionalJavascript/OptionsFieldUITest.php

...modules/system/tests/src/Functional/Theme/ThemeUiTest.php

.../Drupal/FunctionalTests/Update/UpdatePathTestBaseTest.php