use wp_kses_post instead of esc_html

so we don't escape the html we're legitimately passing

inc/network/includes-network.php

@@ -438,7 +438,7 @@ function network_step2( $errors = false ) {
 		<?php
 		printf(
 			/* translators: 1: wp-config.php, 2: Location of wp-config file, 3: Translated version of "That's all, stop editing! Happy publishing." */
-			esc_html__( 'Add the following to your %1$s file in %2$s <strong>above</strong> the line reading %3$s:' ),
+			wp_kses_post( __( 'Add the following to your %1$s file in %2$s <strong>above</strong> the line reading %3$s:' ) ),
 			'<code>' . $config_filename . '</code>', // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 			'<code>' . $location_of_wp_config . '</code>', // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 			// translators: This string should only be translated if wp-config-sample.php is localized.