all: Use ->remove() instead of ->outertext = ''

simplehtmldom 1.9 introduced new functions to recursively remove
nodes from the DOM. This allows removing elements without the need
to re-load the document by using $html->load($html->save()), which
is very inefficient.

Find more information about remove() at
https://simplehtmldom.sourceforge.io/docs/1.9/api/simple_html_dom_node/remove/

bridges/ScmbBridge.php

@@ -18,7 +18,7 @@ class ScmbBridge extends BridgeAbstract {
 			$item['title'] = $article->find('header h1 a', 0)->innertext;
 
 			// remove text "En savoir plus" from anecdote content
-			$article->find('span.read-more', 0)->outertext = '';
+			$article->find('span.read-more', 0)->remove();
 			$content = $article->find('p.summary a', 0)->innertext;
 
 			// remove superfluous spaces at the end