Remove unnecessary aria-label

Co-authored-by: Weston Ruter <[email protected]>

Author: johnwatkins0

includes/validation/class-amp-validation-error-taxonomy.php

@@ -1646,8 +1646,7 @@ public static function filter_tag_row_actions( $actions, WP_Term $tag ) {
 			);
 
 			$actions['copy'] = sprintf(
-				'<button type="button" aria-label="%s" class="single-url-detail-copy button-link" data-error-json="%s">%s</button>',
-				esc_attr__( 'Copy to clipboard', 'amp' ),
+				'<button type="button" class="single-url-detail-copy button-link" data-error-json="%s">%s</button>',
 				esc_attr( self::get_error_details_json( $term ) ),
 				esc_html__( 'Copy to clipboard', 'amp' )
 			);