Reformat og:title (#2463)

Author: markzegarelli

src/_layouts/default.html

@@ -30,7 +30,7 @@
   <meta name="google-site-verification" content="I5QdtZs88X7r-YLPogE9bzdouqud3IPONxht2CBFIOQ" />
   <meta property="og:type" content="website" />
   <meta property="og:site_name" content="Segment" />
-  <meta property="og:title" content="{{page.title}} {%- unless landing -%}Documentation{%- endunless -%} - Segment" />
+  <meta property="og:title" content="{{page.title}}{%- unless page.landing -%} - Segment Documentation{%- endunless -%}" />
   <meta property="og:image" content="https://images.ctfassets.net/h6ufgtwb6nv1/4ao0JgcuipXHfWlfDRCbwK/a794ae30b5768a69fb324b4ea4b31fbc/documentation_ogv2.png" />
   <meta name="twitter:site" content="@segment" />
   <meta name="twitter:card" content="summary_large_image" />