Fix: links to instructor guide

Author: bnmnetp

views/admin/doc.html

@@ -81,7 +81,7 @@ <h4>Frequently Asked Questions</h4>
     <h4>Instructor's Guide</h4>
     <p>
         We are working on more comprehensive documentation for using Runestone. The
-        <a href="/ns/books/published/instructorguide/index.html?mode=browsing">Instructors Guide</a>
+        <a href="/ns/books/published/instructorguide/frontmatter-1.html?mode=browsing">Instructors Guide</a>
         is our current version. Please let us know what things need to be expanded on!
         You will need to enroll in this course on the "Change Course" page.
     </p>

views/designer/build.html

@@ -185,7 +185,7 @@ <h2>Support</h2>
         <dd>
             <p>
             <a
-                href="https://runestone.academy/ns/books/published/instructorguide/index.html?mode=browsing"
+                href="https://runestone.academy/ns/books/published/instructorguide/frontmatter-1.html?mode=browsing"
                 >Runestone Instructors Guide</a
             >
             </p>

views/layout.html

@@ -189,7 +189,7 @@
                                 </a>
                                 <ul class="dropdown-menu user-menu">
                                     <li><a href='https://blog.runestone.academy/pages/faq.html'>FAQ</a></li>
-                                    <li><a href='https://runestone.academy/ns/books/published/instructorguide/index.html?mode=browsing'>Instructors Guide</a></li>
+                                    <li><a href='https://runestone.academy/ns/books/published/instructorguide/frontmatter-1.html?mode=browsing'>Instructors Guide</a></li>
                                     <li class="divider"></li>
                                     <li><a href='https://blog.runestone.academy/pages/about.html'>About Runestone</a></li>
                                     <li><a href='/{{=request.application}}/default/reportabug'>Report A Problem</a></li>