Address minor static analysis nits

Author: westonruter

plugins/webp-uploads/hooks.php

@@ -537,7 +537,7 @@ function webp_uploads_remove_sources_files( int $attachment_id ): void {
 		}
 	}
 }
-add_action( 'delete_attachment', 'webp_uploads_remove_sources_files', 10, 1 );
+add_action( 'delete_attachment', 'webp_uploads_remove_sources_files' );
 
 /**
  * Filters `wp_content_img_tag` to update images so that they use the preferred MIME type where possible.
@@ -662,7 +662,7 @@ function webp_uploads_img_tag_update_mime_type( string $original_image, string $
 }
 
 /**
- * Updates the references of the featured image to the a new image format if available, in the same way it
+ * Updates the references of the featured image to the new image format if available, in the same way it
  * occurs in the_content of a post.
  *
  * @since 1.0.0

plugins/webp-uploads/tests/test-load.php

@@ -720,7 +720,7 @@ public function test_it_should_allow_the_upload_of_a_webp_image_if_at_least_one_
 			static function ( $editors ) {
 				// WP core does not choose the WP_Image_Editor instance based on MIME type support,
 				// therefore the one that does support modern images needs to be first in this list.
-				array_unshift( $editors, 'WP_Image_Doesnt_Support_Modern_Images' );
+				array_unshift( $editors, WP_Image_Doesnt_Support_Modern_Images::class );
 				return $editors;
 			}
 		);
@@ -1143,7 +1143,7 @@ public function test_webp_uploads_convert_palette_png_to_truecolor( ?string $ima
 		add_filter(
 			'wp_image_editors',
 			static function () {
-				return array( 'WP_Image_Editor_GD' );
+				return array( WP_Image_Editor_GD::class );
 			}
 		);
 
@@ -1168,7 +1168,7 @@ static function () {
 		try {
 			$this->assertIsNumeric( $attachment_id );
 
-			// For getting a original image path for computation of the file hash.
+			// For getting an original image path for computation of the file hash.
 			$meta       = wp_get_attachment_metadata( $attachment_id );
 			$upload_dir = wp_get_upload_dir();
 			$path       = null;