Merge pull request #1853 from calvin-wan-google/patch-2

Update Community page to include Code of Conduct

app/views/community/index.html.erb

@@ -102,7 +102,7 @@
   <h2> Contributing to Git </h2>
 
   <p>
-    The <a href="https://github.com/git/git/tree/master/Documentation">Documentation directory</a> in the Git source code has several files of interest to developers who are looking to help contribute. After reading the <a href="https://github.com/git/git/blob/master/Documentation/CodingGuidelines">coding guidelines</a>, you can learn <a href="/docs/SubmittingPatches">how to submit patches</a>. If you are just starting out, you can read the <a href="/docs/MyFirstContribution">My First Contribution tutorial</a>. For those looking to get more deeply involved, there is a <a href="https://github.com/git/git/blob/master/Documentation/howto/maintain-git.txt">howto for Git maintainers</a>.
+    The <a href="https://github.com/git/git/tree/master/Documentation">Documentation directory</a> in the Git source code has several files of interest to developers who are looking to help contribute. After reading the <a href="https://github.com/git/git/blob/master/Documentation/CodingGuidelines">coding guidelines</a> and <a href="https://github.com/git/git/blob/master/CODE_OF_CONDUCT.md">code of conduct</a>, you can learn <a href="/docs/SubmittingPatches">how to submit patches</a>. If you are just starting out, you can read the <a href="/docs/MyFirstContribution">My First Contribution tutorial</a>. For those looking to get more deeply involved, there is a <a href="https://github.com/git/git/blob/master/Documentation/howto/maintain-git.txt">howto for Git maintainers</a>.
   </p>
 
   <p>