runPerformanceTests: Remap wpVersion to match ZIP path

bin/plugin/commands/performance.js

@@ -262,17 +262,24 @@ async function runPerformanceTests( branches, options ) {
 
 	log( '>> Starting the WordPress environment' );
 	if ( options.wpVersion ) {
-		// Patch the environment's .wp-env.json config to use the specified WP version:
+		// In order to match the topology of ZIP files at wp.org, remap .0
+		// patch versions to major versions:
+		//
+		//     5.7   -> 5.7   (unchanged)
+		//     5.7.0 -> 5.7   (changed)
+		//     5.7.2 -> 5.7.2 (unchanged)
+		const zipVersion = options.wpVersion.replace( /^(\d+\.\d+).0/, '$1' );
+		const zipUrl = `https:\\/\\/wordpress.org\\/wordpress-${ zipVersion }.zip`;
+
+		log( `Using WordPress version ${ zipVersion }` );
+
+		// Patch the environment's .wp-env.json config to use the specified WP
+		// version:
 		//
 		//     {
-		//         "core": "https://wordpress.org/wordpress-$VERSION",
+		//         "core": "https://wordpress.org/wordpress-$VERSION.zip",
 		//         ...
 		//     }
-		//
-		// Only use the major version, i.e. 5.7.2 becomes 5.7.
-		const major = options.wpVersion.split( '.' ).slice( 0, 2 ).join( '.' );
-		const zipUrl = `https:\\/\\/wordpress.org\\/wordpress-${ major }.zip`;
-		log( `Using WordPress version ${ major }` );
 		await runShellScript(
 			`sed -I '' -e '/"core":/s/WordPress\\/WordPress/${ zipUrl }/' "${ environmentDirectory }/.wp-env.json"`
 		);