master settings page: fix invalid HTML that was causing layout issues

....especially when using the photo theme.

Changelog.md

@@ -7,6 +7,7 @@ _Currently there aren't any plans to make another beta release. These changes wi
 
 ### Fixed
  - Make `PEPPERMINT_THEME` environment variable work again when compiling on the command line
+ - Fixed invalid HTML that was causing layout issues on the master settings page
 
 
 ## v0.21-beta1

modules/feature-guiconfig.php

@@ -37,7 +37,7 @@ register_module([
 			$content = "<h1>Master Control Panel</h1>\n";
 			$content .= "<p>This page lets you configure $settings->sitename's master settings. Please be careful - you can break things easily on this page if you're not careful!</p>\n";
 			if(module_exists("feature-user-table"))
-				$content .= "<p><em>Looking to manage $settings->sitename's users? Try the <a href='?action=user-table'>user table</a> instead!</p>\n";
+				$content .= "<p><em>Looking to manage $settings->sitename's users? Try the <a href='?action=user-table'>user table</a> instead!</em></p>\n";
 			if(module_exists("feature-theme-gallery"))
 				$content .= "<p><em>Want to change $settings->sitename's theme? Try the <a href='?action=theme-gallery'>theme gallery</a>!</em></p>";
 			$content .= "<p>You're currently running Pepperminty Wiki $version+" . substr($commit, 0, 7) . ".</p>\n";