chore(deps): update dependency autoprefixer to v10

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
autoprefixer	9.8.6 -> 10.0.4

---

Release Notes

postcss/autoprefixer

v10.0.4

Compare Source

• Fixed Cannot read property 'proxyOf' of undefined error (by Igor Kamyshev).

v10.0.3

Compare Source

• Fixed substract to subtract value for mask-composite (by Michelle Enos).

v10.0.2

Compare Source

• Removed -ms-user-select: all because IE and old Edge don’t support it.
• Fixed Grid Layout warning.

v10.0.1

Compare Source

• Fix PostCSS 8.1 compatability.
• Add our OpenCollective to package.json.
• Clean up code (by Sukka).

v10.0.0

Compare Source

Autoprefixer 10 is based on top of PostCSS 8 (check Known Issues section before updating).

Node.js 6.x, 8.x, 11.x support was removed.

Now you need to install Autoprefixer by npm install --save-dev autoprefixer postcss. We moved postcss from dependencies to peerDependencies according to new PostCSS plugin guidelines.

---

Renovate configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

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

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by WhiteSource Renovate. View repository job log here.

[renovate]

Renovate Ignore Notification

As this PR has been closed unmerged, Renovate will ignore this upgrade and you will not receive PRs for any future 10.x releases. However, if you upgrade to 10.x manually then Renovate will reenable minor and patch updates automatically.

If this PR was closed by mistake or you changed your mind, you can simply rename this PR and you will soon get a fresh replacement PR opened.