Fix redirected links

Author: calcmogul

bootstrap/index.html

@@ -124,7 +124,7 @@ <h2 id="Dual-booting_Ubuntu_on_a_Macbook">Dual-booting Ubuntu on a
     at top) to do this tutorial as well.</p>
     <h2 id="Dual-booting_Arch_Linux">Dual-booting Arch Linux</h2>
     <p>Tutorial for this coming soon. For now, refer to <a href=
-    "https://wiki.archlinux.org/index.php/Installation_guide">here</a>.</p>
+    "https://wiki.archlinux.org/title/Installation_guide">here</a>,</p>
     <h2 id="The_tools">The tools</h2>
     <h3 id="Visual_Studio_Code">Visual Studio Code</h3>
     <p>Visual Studio Code is an integrated development environment which makes

ci/advanced-cpp/index.html

@@ -98,7 +98,7 @@ <h3 id="Links">Links</h3>
       </li>
       <li>
         <a href=
-        "https://foonathan.net/blog/2017/11/20/standard-library.html">Considerations
+        "https://www.foonathan.net/2017/11/standard-library/">Considerations
         for the C++ standard library</a>
       </li>
     </ul>

ci/github/index.html

@@ -42,12 +42,12 @@ <h2 id="Setup">Setup</h2>
     <h3 id="Create_SSH_key_pair">Create SSH key pair</h3>
     <pre>ssh-keygen -t rsa -b 4096 -C "[email protected]"</pre>
     <p>See <a href=
-    "https://docs.github.com/en/github/authenticating-to-github/generating-a-new-ssh-key-and-adding-it-to-the-ssh-agent">
+    "https://docs.github.com/en/github/authenticating-to-github/connecting-to-github-with-ssh/generating-a-new-ssh-key-and-adding-it-to-the-ssh-agent">
     this</a> for more.</p>
     <h3 id="Add_public_key_to_GitHub">Add public key to GitHub</h3>
     <pre>cat ~/.ssh/id_rsa.pub</pre>
     <p>Copy the entire block, then follow the instructions <a href=
-    "https://docs.github.com/en/github/authenticating-to-github/adding-a-new-ssh-key-to-your-github-account">
+    "https://docs.github.com/en/github/authenticating-to-github/connecting-to-github-with-ssh/adding-a-new-ssh-key-to-your-github-account">
     here</a> to add it to your account.</p>
     <h2 id="Usage">Usage</h2>
     <p>To push an updated commit, it's best to use this command to not