fix some typos

Signed-off-by: Aaron.L.Xu <likexu@harmonycloud.cn>

archive/tar.go

@@ -386,7 +386,7 @@ func (cw *changeWriter) Close() error {
 }
 
 func createTarFile(ctx context.Context, path, extractDir string, hdr *tar.Header, reader io.Reader) error {
-	// hdr.Mode is in linux format, which we can use for sycalls,
+	// hdr.Mode is in linux format, which we can use for syscalls,
 	// but for os.Foo() calls we need the mode converted to os.FileMode,
 	// so use hdrInfo.Mode() (they differ for e.g. setuid bits)
 	hdrInfo := hdr.FileInfo()