add missing attribute

src/ui/pages/options.html

@@ -106,7 +106,7 @@
 				<input type="text" id="passwordInput">
 			</div>
 			<div class="option">
-				<label id="insertEmbeddedImageLabel"></label>
+				<label for="insertEmbeddedImageInput" id="insertEmbeddedImageLabel"></label>
 				<input type="checkbox" id="insertEmbeddedImageInput" name="embeddedImageInput">
 			</div>
 			<div class="option second-level">