chore: added necessary space

mfranzke · mfranzke · commit 3cd4125b12a1 · 2021-07-11T16:54:57.000+02:00
diff --git a/demo/index.html b/demo/index.html
@@ -104,7 +104,7 @@ <h1>
 							"loading" in HTMLIFrameElement.prototype
 						) {
 							document.write(
-								"supports the following native loading lazy capabilities:"
+								"supports the following native loading lazy capabilities: "
 							);
 
 							if ("loading" in HTMLImageElement.prototype) {
