Pixl: update footer template and readme (#6613)

* update footer template and readme

* update font license url

pixl/patterns/footer.php

@@ -20,7 +20,7 @@
         /* Translators: WordPress link. */
         $wordpress_link = '<a href="' . esc_url( __( 'https://wordpress.org', 'pixl' ) ) . '" rel="nofollow">WordPress</a>';
         echo sprintf(
-            esc_html__( '%s, Proudly Powered by %s', 'pixl' ),
+            esc_html__( '%1$s, Proudly Powered by %2$s', 'pixl' ),
             $theme_name,
             $wordpress_link
         );

pixl/readme.txt

@@ -43,3 +43,5 @@ This theme bundles the following third-party resources:
 
 DM Mono from Google Fonts, Open Font License (https://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&id=OFL)
 https://fonts.google.com/specimen/DM+Sans
+
+Uni font by Craig Kroeger (www.craigkroeger.com), Font License https://www.craigkroeger.com/fonts/fonts-license