Fix warning tag name, fixes #7494

src/Composer/Downloader/PathDownloader.php

@@ -150,7 +150,7 @@ class PathDownloader extends FileDownloader implements VcsCapableDownloaderInter
                 $this->io->writeError("  - Removing junction for <info>" . $package->getName() . "</info> (<comment>" . $package->getFullPrettyVersion() . "</comment>)");
             }
             if (!$this->filesystem->removeJunction($path)) {
-                $this->io->writeError("    <warn>Could not remove junction at " . $path . " - is another process locking it?</warn>");
+                $this->io->writeError("    <warning>Could not remove junction at " . $path . " - is another process locking it?</warning>");
                 throw new \RuntimeException('Could not reliably remove junction for package ' . $package->getName());
             }
         } else {

src/Composer/Downloader/ZipDownloader.php

@@ -68,8 +68,8 @@ class ZipDownloader extends ArchiveDownloader
             self::$isWindows = Platform::isWindows();
 
             if (!self::$isWindows && !self::$hasSystemUnzip) {
-                $this->io->writeError("<warn>As there is no 'unzip' command installed zip files are being unpacked using the PHP zip extension.</warn>");
-                $this->io->writeError("<warn>This may cause invalid reports of corrupted archives. Installing 'unzip' may remediate them.</warn>");
+                $this->io->writeError("<warning>As there is no 'unzip' command installed zip files are being unpacked using the PHP zip extension.</warning>");
+                $this->io->writeError("<warning>This may cause invalid reports of corrupted archives. Installing 'unzip' may remediate them.</warning>");
             }
         }