Auto merge of #3521 - rust-lang:renovate/date-fns-2.x, r=Turbo87

Update dependency date-fns to v2.21.0

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [date-fns](https://togithub.com/date-fns/date-fns) | [`2.20.3` -> `2.21.0`](https://renovatebot.com/diffs/npm/date-fns/2.20.3/2.21.0) | [![age](https://badges.renovateapi.com/packages/npm/date-fns/2.21.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/npm/date-fns/2.21.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/npm/date-fns/2.21.0/compatibility-slim/2.20.3)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/npm/date-fns/2.21.0/confidence-slim/2.20.3)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>date-fns/date-fns</summary>

### [`v2.21.0`](https://togithub.com/date-fns/date-fns/blob/master/CHANGELOG.md#v2210---2021-04-14)

[Compare Source](https://togithub.com/date-fns/date-fns/compare/v2.20.3...v2.21.0)

This release is brought to you by [Aleksei Korzun](http://github.com/a-korzun), [Tan75](http://github.com/tan75), [Rubens Mariuzzo](http://github.com/rmariuzzo), [Christoph Stenglein](http://github.com/cstenglein) and [Clément Tamisier](http://github.com/ctamisier).

##### Fixed

-   [Made `formatDistanceStrict` return `12 months` instead of `1 year` when `unit: 'month'`.](https://togithub.com/date-fns/date-fns/pull/2411)

##### Added

-   [Added Haitian Creole (`ht`) locale.](https://togithub.com/date-fns/date-fns/pull/2396)

</details>

---

### Configuration

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:recycle: **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

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---

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---

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Author: bors

package.json

@@ -41,7 +41,7 @@
     "@sentry/integrations": "6.2.5",
     "chart.js": "3.1.0",
     "copy-text-to-clipboard": "3.0.1",
-    "date-fns": "2.20.3",
+    "date-fns": "2.21.0",
     "fastboot-app-server": "3.0.0",
     "morgan": "1.10.0",
     "pretty-bytes": "5.6.0",

yarn.lock

@@ -5744,10 +5744,10 @@ date-and-time@^0.14.1:
   resolved "https://registry.yarnpkg.com/date-and-time/-/date-and-time-0.14.2.tgz#a4266c3dead460f6c231fe9674e585908dac354e"
   integrity sha512-EFTCh9zRSEpGPmJaexg7HTuzZHh6cnJj1ui7IGCFNXzd2QdpsNh05Db5TF3xzJm30YN+A8/6xHSuRcQqoc3kFA==
 
-date-fns@2.20.3, date-fns@^2.19.0:
-  version "2.20.3"
-  resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-2.20.3.tgz#5a28718edb95a80db96187b25340959867d36bc8"
-  integrity sha512-BbiJSlfmr1Fnfi1OHY8arklKdwtZ9n3NkjCeK8G9gtEe0ZSUwJuwHc6gYBl0uoC0Oa5RdpJV1gBBdXcZi8Efdw==
+date-fns@2.21.0, date-fns@^2.19.0:
+  version "2.21.0"
+  resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-2.21.0.tgz#4672b8e926d1b37d5353dc14da44b883481ac927"
+  integrity sha512-lbAFpaKz7QuVxm6m1rmioh4BB2gmLx1r1JMYXU2A/ufT5ly4zEG7HYH4fvS/QfbdyC5rkYyiS30mYz4Q7XCO+w==
 
 date-time@^2.1.0:
   version "2.1.0"