Update dependency standard-version to v8 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
standard-version	devDependencies	major	7.1.0 -> 8.0.0

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Release Notes

conventional-changelog/standard-version

### [`v8.0.0`](https://togithub.com/conventional-changelog/standard-version/blob/master/CHANGELOG.md#​800-httpswwwgithubcomconventional-changelogstandard-versioncomparev710v800-2020-05-06) [Compare Source](https://togithub.com/conventional-changelog/standard-version/compare/v7.1.0...v8.0.0) ##### ⚠ BREAKING CHANGES - `composer.json` and `composer.lock` will no longer be read from or bumped by default. If you need to obtain a version or write a version to these files, please use `bumpFiles` and/or `packageFiles` options accordingly. ##### Bug Fixes - composer.json and composer.lock have been removed from default package and bump files. ([c934f3a](https://www.github.com/conventional-changelog/standard-version/commit/c934f3a38da4e7234d9dba3b2405f3b7e4dc5aa8)), closes [#​495](https://www.github.com/conventional-changelog/standard-version/issues/495) [#​394](https://www.github.com/conventional-changelog/standard-version/issues/394) - **deps:** update dependency conventional-changelog to v3.1.18 ([#​510](https://www.github.com/conventional-changelog/standard-version/issues/510)) ([e6aeb77](https://www.github.com/conventional-changelog/standard-version/commit/e6aeb779fe53ffed2a252e6cfd69cfcb786b9ef9)) - **deps:** update dependency yargs to v15.1.0 ([#​518](https://www.github.com/conventional-changelog/standard-version/issues/518)) ([8f36f9e](https://www.github.com/conventional-changelog/standard-version/commit/8f36f9e073119fcbf5ad843237fb06a4ca42a0f9)) - **deps:** update dependency yargs to v15.3.1 ([#​559](https://www.github.com/conventional-changelog/standard-version/issues/559)) ([d98cd46](https://www.github.com/conventional-changelog/standard-version/commit/d98cd4674b4d074c0b7f4d50d052ae618cf494c6))

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[codecov[bot]]

Codecov Report

Merging #103 into master will not change coverage. The diff coverage is n/a.

@@            Coverage Diff            @@
##            master      #103   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            2         2           
  Lines           60        60           
=========================================
  Hits            60        60           

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