Remove need decision link since it would not be useful to the community

Author: leighmcculloch

doc/contribute.html

@@ -301,9 +301,6 @@ <h3>Check the issue tracker</h3>
 	Issues that need investigation: <a href="https://github.com/golang/go/issues?q=is%3Aissue+is%3Aopen+label%3ANeedsInvestigation"><code>is:issue is:open label:NeedsInvestigation</code></a>
 	</li>
 	<li>
-	Issues that need decision: <a href="https://github.com/golang/go/issues?q=is%3Aissue+is%3Aopen+label%3ANeedsDecision"><code>is:issue is:open label:NeedsDecision</code></a>
-	</li>
-	<li>
 	Issues that need a fix: <a href="https://github.com/golang/go/issues?q=is%3Aissue+is%3Aopen+label%3ANeedsFix"><code>is:issue is:open label:NeedsFix</code></a>
 	</li>
 	<li>