Repository: jupyter/nbgrader (language: python)

Issue:
Bump traitlets from 4.3.3 to 5.0.5
Bumps [traitlets](https://github.com/ipython/traitlets) from 4.3.3 to 5.0.5.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/ipython/traitlets/commit/2bb2597224ca5ae485761781b11c06141770f110"><code>2bb2597</code></a> release 5.0.5</li>
<li><a href="https://github.com/ipython/traitlets/commit/3745af88951e0780c08350ba9d3f5a098cf908f4"><code>3745af8</code></a> note latest fixes in 5.0.5</li>
<li><a href="https://github.com/ipython/traitlets/commit/b78a7d488b8241d30a5fc0c1074568c0de68a511"><code>b78a7d4</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/ipython/traitlets/issues/634">#634</a> from minrk/subclass-default-value-none</li>
<li><a href="https://github.com/ipython/traitlets/commit/11e840600ad740984034d3418142ec979b3ebfae"><code>11e8406</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/ipython/traitlets/issues/632">#632</a> from maxnoe/fix_alias_hierarchy</li>
<li><a href="https://github.com/ipython/traitlets/commit/a34404b53b0bf7ddfb9780e5c95826bfffbc8dee"><code>a34404b</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/ipython/traitlets/issues/633">#633</a> from zazezizozu/patch-1</li>
<li><a href="https://github.com/ipython/traitlets/commit/872b77a04eada6237d7c116b3eac6756d2872c4a"><code>872b77a</code></a> improve backward-compatibility for Container subclasses with default_value=None</li>
<li><a href="https://github.com/ipython/traitlets/commit/bb3a46dec8a90fa6bc94d7f0621227492c2a92de"><code>bb3a46d</code></a> Fix error configuring nested tuple</li>
<li><a href="https://github.com/ipython/traitlets/commit/c1a059119b4b2b75f03e04832d9aa95e7cd8a766"><code>c1a0591</code></a> Add test</li>
<li><a href="https://github.com/ipython/traitlets/commit/2ea9cb54a66bb092614f291810f7539d17d9169e"><code>2ea9cb5</code></a> Fix aliases for values deeper in the hierarchy, fixes 631</li>
<li><a href="https://github.com/ipython/traitlets/commit/20b64f5b5939e7684b8657349b34a731017ccbab"><code>20b64f5</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/ipython/traitlets/issues/630">#630</a> from minrk/tuple-default-none</li>
<li>Additional commits viewable in <a href="https://github.com/ipython/traitlets/compare/4.3.3...5.0.5">compare view</a></li>
</ul>
</details>
<br />


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</details>


Discussion / hints:
The following labels could not be found: `dependencies`.

Fix patch:
diff --git a/setup.py b/setup.py
index 6d81376c9..4e511417f 100644
--- a/setup.py
+++ b/setup.py
@@ -69,8 +69,6 @@
         'License :: OSI Approved :: BSD License',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.5',
-        'Programming Language :: Python :: 3.6',
     ],
     packages=find_packages(),
     package_data={


Test patch:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e7732c2f6..27d064acb 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -30,18 +30,14 @@ jobs:
       matrix:
         os: [windows-latest, ubuntu-20.04]
         group: ["docs", "nbextensions", "python"]
-        python: ["3.6", "3.7", "3.8", "3.9"]
+        python: ["3.7", "3.8", "3.9"]
         exclude:
           - os: windows-latest
             group: docs
-          - python: "3.6"
-            group: docs
           - python: "3.7"
             group: docs
           - python: "3.8"
             group: docs
-          - python: "3.6"
-            group: nbextensions
           - python: "3.7"
             group: nbextensions
     steps: