Add exceptHidden method in Context (#10405)

Author: AhmedAlaa4611

context.md

@@ -374,6 +374,7 @@ Context::getHidden(/* ... */);
 Context::pullHidden(/* ... */);
 Context::popHidden(/* ... */);
 Context::onlyHidden(/* ... */);
+Context::exceptHidden(/* ... */);
 Context::allHidden(/* ... */);
 Context::hasHidden(/* ... */);
 Context::forgetHidden(/* ... */);