Update index.html

Author: CNOCTAVE

docs/index.html

@@ -158,7 +158,7 @@
                         <div id="online_install" class="title1 q-ma-md text-primary">在线安装</div>
                         <p class="q-ma-md">octave_zstd可以在线安装。</p>
                         <div class="text-h5 q-ma-md text-red-10">在线安装octave_zstd，代码如下：</div>
-                        <p class="q-ma-md">>> pkg install 'https://github.com/CNOCTAVE/octave_zstd/archive/refs/tags/1.0.3.tar.gz'</p>
+                        <p class="q-ma-md">>> pkg install 'https://github.com/CNOCTAVE/octave_zstd/releases/download/1.0.3/octave_zstd.tar.gz'</p>
                         <q-separator></q-separator>
                         <div id="source_code_install" class="title1 q-ma-md text-primary">源码安装</div>
                         <p class="q-ma-md">octave_zstd可以直接使用tar包安装。</p>