I18N: Merge two similar "An unexpected error occurred" strings.

Props ramiy.
Fixes #47035.
Built from https://develop.svn.wordpress.org/trunk@45395


git-svn-id: http://core.svn.wordpress.org/trunk@45206 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/customize/class-wp-customize-themes-section.php

@@ -81,7 +81,17 @@ class WP_Customize_Themes_Section extends WP_Customize_Section {
 						<?php $this->filter_bar_content_template(); ?>
 					</div>
 					<?php $this->filter_drawer_content_template(); ?>
-					<div class="error unexpected-error" style="display: none; "><p><?php _e( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="https://wordpress.org/support/">support forums</a>.' ); ?></p></div>
+					<div class="error unexpected-error" style="display: none; ">
+						<p>
+							<?php
+							printf(
+								/* translators: %s: support forums URL */
+								__( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ),
+								__( 'https://wordpress.org/support/' )
+							);
+							?>
+						</p>
+					</div>
 					<ul class="themes">
 					</ul>
 					<p class="no-themes"><?php _e( 'No themes found. Try a different search.' ); ?></p>

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.3-alpha-45394';
+$wp_version = '5.3-alpha-45395';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.