fix page title HTML entities being escaped with hx-boost

Author: scriptogre

src/htmx.js

@@ -1152,7 +1152,7 @@ var htmx = (() => {
         __makeFragment(text) {
             let response = text.replace(/<hx-partial(\s+|>)/gi, '<template partial$1').replace(/<\/hx-partial>/gi, '</template>');
             let title = '';
-            response = response.replace(/<title[^>]*>([\s\S]*?)<\/title>/i, (m, t) => (title = t, ''));
+            response = response.replace(/<title[^>]*>([\s\S]*?)<\/title>/i, (m, t) => (title = this.__parseHTML('<title>' + t).querySelector('title').textContent, ''));
             let responseWithNoHead = response.replace(/<head(\s[^>]*)?>[\s\S]*?<\/head>/i, '');
             let startTag = responseWithNoHead.match(/<([a-z][^\/>\x20\t\r\n\f]*)/i)?.[1]?.toLowerCase();