Index: wp-admin/edit-tag-form.php
===================================================================
--- wp-admin/edit-tag-form.php	(revision 49672)
+++ wp-admin/edit-tag-form.php	(working copy)
@@ -76,7 +76,7 @@
 if ( $message ) {
 	?>
 <div id="message" class="notice notice-<?php echo $class; ?>">
-	<p><strong><?php echo $message; ?></strong></p>
+	<p><?php echo $message; ?></p>
 	<?php if ( $wp_http_referer ) { ?>
 	<p><a href="<?php echo esc_url( wp_validate_redirect( esc_url_raw( $wp_http_referer ), admin_url( 'term.php?taxonomy=' . $taxonomy ) ) ); ?>">
 		<?php echo esc_html( $tax->labels->back_to_items ); ?>
Index: wp-admin/includes/nav-menu.php
===================================================================
--- wp-admin/includes/nav-menu.php	(revision 49672)
+++ wp-admin/includes/nav-menu.php	(working copy)
@@ -1241,7 +1241,7 @@
 		sprintf(
 			/* translators: %s: Nav menu title. */
 			__( '%s has been updated.' ),
-			'<strong>' . $nav_menu_selected_title . '</strong>'
+			$nav_menu_selected_title
 		) . '</p></div>';
 
 	unset( $menu_items, $unsorted_menu_items );
Index: wp-admin/my-sites.php
===================================================================
--- wp-admin/my-sites.php	(revision 49672)
+++ wp-admin/my-sites.php	(working copy)
@@ -55,7 +55,7 @@
 require_once ABSPATH . 'wp-admin/admin-header.php';
 
 if ( $updated ) { ?>
-	<div id="message" class="updated notice is-dismissible"><p><strong><?php _e( 'Settings saved.' ); ?></strong></p></div>
+	<div id="message" class="updated notice is-dismissible"><p><?php _e( 'Settings saved.' ); ?></p></div>
 <?php } ?>
 
 <div class="wrap">
Index: wp-admin/user-edit.php
===================================================================
--- wp-admin/user-edit.php	(revision 49672)
+++ wp-admin/user-edit.php	(working copy)
@@ -197,9 +197,9 @@
 		<?php if ( isset( $_GET['updated'] ) ) : ?>
 <div id="message" class="updated notice is-dismissible">
 			<?php if ( IS_PROFILE_PAGE ) : ?>
-	<p><strong><?php _e( 'Profile updated.' ); ?></strong></p>
+	<p><?php _e( 'Profile updated.' ); ?></p>
 	<?php else : ?>
-	<p><strong><?php _e( 'User updated.' ); ?></strong></p>
+	<p><?php _e( 'User updated.' ); ?></p>
 	<?php endif; ?>
 			<?php if ( $wp_http_referer && false === strpos( $wp_http_referer, 'user-new.php' ) && ! IS_PROFILE_PAGE ) : ?>
 	<p><a href="<?php echo esc_url( wp_validate_redirect( esc_url_raw( $wp_http_referer ), self_admin_url( 'users.php' ) ) ); ?>"><?php _e( '&larr; Go to Users' ); ?></a></p>