Footer: Add "Support" link

To display a correct support link (without query params) in the support page,
it is necessary to overwrite query params.

Author: eth3lbert

app/components/footer.hbs

@@ -14,6 +14,10 @@
       <ul role="list">
         <li><a href="https://doc.rust-lang.org/cargo/">The Cargo Book</a></li>
         <li><a href="mailto:[email protected]">Email Support</a></li>
+        <li><LinkTo @route="support" @query={{hash
+          inquire=null
+          crate=null
+        }}>Support</LinkTo></li>
         <li><a href="https://status.crates.io/">System Status</a></li>
         <li><a href="https://github.com/rust-lang/crates.io/issues/new/choose">Report a bug</a></li>
       </ul>