Upgrade moka and crossbeam-* dependencies (#1419)

Fixes #1318

licenses.html

@@ -6948,7 +6948,6 @@ <h4>Used by:</h4>
                     <li><a href=" https://github.com/crossbeam-rs/crossbeam ">crossbeam-channel</a></li>
                     <li><a href=" https://github.com/crossbeam-rs/crossbeam ">crossbeam-epoch</a></li>
                     <li><a href=" https://github.com/crossbeam-rs/crossbeam ">crossbeam-utils</a></li>
-                    <li><a href=" https://github.com/crossbeam-rs/crossbeam ">crossbeam-utils</a></li>
                     <li><a href=" https://github.com/mcarton/rust-derivative ">derivative</a></li>
                     <li><a href=" https://github.com/rust-fuzz/arbitrary ">derive_arbitrary</a></li>
                     <li><a href=" https://github.com/yaahc/displaydoc ">displaydoc</a></li>
@@ -7001,7 +7000,6 @@ <h4>Used by:</h4>
                     <li><a href=" https://github.com/rust-lang/libz-sys ">libz-sys</a></li>
                     <li><a href=" https://github.com/Amanieu/parking_lot ">lock_api</a></li>
                     <li><a href=" https://github.com/bluss/maplit ">maplit</a></li>
-                    <li><a href=" https://github.com/est31/maybe-uninit ">maybe-uninit</a></li>
                     <li><a href=" https://github.com/hyperium/mime ">mime</a></li>
                     <li><a href=" https://github.com/alexcrichton/miow ">miow</a></li>
                     <li><a href=" https://github.com/yoshuawuyts/miow ">miow</a></li>
@@ -11864,7 +11862,6 @@ <h3 id="MIT">MIT License</h3>
                 <h4>Used by:</h4>
                 <ul class="license-used-by">
                     <li><a href=" https://github.com/Gilnaa/memoffset ">memoffset</a></li>
-                    <li><a href=" https://github.com/Gilnaa/memoffset ">memoffset</a></li>
                 </ul>
                 <pre class="license-text">Copyright (c) 2017 Gilad Naaman