Auto merge of #2692 - rust-lang:renovate/ember-cli-htmlbars-5.x, r=Turbo87

Update dependency ember-cli-htmlbars to v5.3.1

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [ember-cli-htmlbars](https://togithub.com/ember-cli/ember-cli-htmlbars) | devDependencies | minor | [`5.2.0` -> `5.3.1`](https://renovatebot.com/diffs/npm/ember-cli-htmlbars/5.2.0/5.3.1) |

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### Release Notes

<details>
<summary>ember-cli/ember-cli-htmlbars</summary>

### [`v5.3.1`](https://togithub.com/ember-cli/ember-cli-htmlbars/blob/master/CHANGELOG.md#v531-2020-08-11)

[Compare Source](https://togithub.com/ember-cli/ember-cli-htmlbars/compare/v5.3.0...v5.3.1)

##### 🐛 Bug Fix

-   [#&#8203;599](https://togithub.com/ember-cli/ember-cli-htmlbars/pull/599) Move `ember-template-lint` to `devDependencies` (from `dependencies`) ([@&#8203;jamescdavis](https://togithub.com/jamescdavis))

##### Committers: 1

-   James C. Davis ([@&#8203;jamescdavis](https://togithub.com/jamescdavis))

### [`v5.3.0`](https://togithub.com/ember-cli/ember-cli-htmlbars/blob/master/CHANGELOG.md#v530-2020-08-10)

[Compare Source](https://togithub.com/ember-cli/ember-cli-htmlbars/compare/v5.2.0...v5.3.0)

##### 🚀 Enhancement

-   [#&#8203;597](https://togithub.com/ember-cli/ember-cli-htmlbars/pull/597) Pass `isProduction` to Ember template compiler. ([@&#8203;rwjblue](https://togithub.com/rwjblue))

##### 📝 Documentation

-   [#&#8203;585](https://togithub.com/ember-cli/ember-cli-htmlbars/pull/585) Refactor README ([@&#8203;rwjblue](https://togithub.com/rwjblue))

##### 🏠 Internal

-   [#&#8203;584](https://togithub.com/ember-cli/ember-cli-htmlbars/pull/584) Replace `ember-cli-template-lint` with `ember-template-lint` ([@&#8203;arthirm](https://togithub.com/arthirm))

##### Committers: 2

-   Arthi ([@&#8203;arthirm](https://togithub.com/arthirm))
-   Robert Jackson ([@&#8203;rwjblue](https://togithub.com/rwjblue))

</details>

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Author: bors