LibWeb: Update stale #includes for HTML/TagNames.* move

Libraries/LibWeb/DOM/Element.h

@@ -31,8 +31,8 @@
 #include <LibWeb/DOM/Attribute.h>
 #include <LibWeb/DOM/NonDocumentTypeChildNode.h>
 #include <LibWeb/DOM/ParentNode.h>
-#include <LibWeb/DOM/TagNames.h>
 #include <LibWeb/HTML/AttributeNames.h>
+#include <LibWeb/HTML/TagNames.h>
 #include <LibWeb/Layout/Node.h>
 #include <LibWeb/QualifiedName.h>
 

Libraries/LibWeb/HTML/TagNames.cpp

@@ -24,7 +24,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <LibWeb/DOM/TagNames.h>
+#include <LibWeb/HTML/TagNames.h>
 
 namespace Web::HTML::TagNames {