install page: rename /install/win to /install/windows

Author: jvns

content/install/win.html renamed to content/install/windows.html

@@ -7,7 +7,7 @@
 ---
 
 <div id="main">
-  {{< install-header "win" >}}
+  {{< install-header "windows" >}}
 
     <div class="install-content">
   <p>

layouts/shortcodes/install-header.html

@@ -9,9 +9,9 @@ <h1>Install</h1>
   </div>
 
   <nav class="install-tabs" role="tablist" aria-label="Installation options">
-    <a href="{{ relURL "install/win" }}"
+    <a href="{{ relURL "install/windows" }}"
        role="tab"
-       {{- if eq $active "win" }} aria-current="page" aria-selected="true"{{ else }} aria-selected="false"{{ end }}>
+       {{- if eq $active "windows" }} aria-current="page" aria-selected="true"{{ else }} aria-selected="false"{{ end }}>
       <span>Windows</span>
     </a>
     <a href="{{ relURL "install/mac" }}"
@@ -29,4 +29,4 @@ <h1>Install</h1>
        {{- if eq $active "source" }} aria-current="page" aria-selected="true"{{ else }} aria-selected="false"{{ end }}>
       <span>Build from Source</span>
     </a>
-  </nav>
+  </nav>