fix(deps): pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
@rails/webpacker	dependencies	pin	>=5.4.3 -> 5.4.3
autoprefixer	devDependencies	pin	>=10.4.0 -> 10.4.0
axios (source)	dependencies	pin	>=0.24.0 -> 0.24.0
css-loader	devDependencies	pin	>=6.5.1 -> 6.5.1
cssnano	devDependencies	pin	>=5.0.13 -> 5.0.13
postcss-cssnext (source)	devDependencies	pin	>=3.1.1 -> 3.1.1
postcss-import	devDependencies	pin	>=14.0.2 -> 14.0.2
postcss-loader	devDependencies	pin	>=6.2.1 -> 6.2.1
sugarss	devDependencies	pin	>=4.0.1 -> 4.0.1
vue	dependencies	pin	>=2.6.14 -> 2.6.14
vue-loader	dependencies	pin	>=17.0.0 -> 17.0.0
vue-template-compiler	dependencies	pin	>=2.6.14 -> 2.6.14
webpack-dev-server	devDependencies	pin	>=4.6.0 -> 4.6.0

📌 Important: Renovate will wait until you have merged this Pin PR before creating any upgrade PRs for the affected packages. Add the preset :preserveSemverRanges to your config if you instead don't wish to pin dependencies.

---

Configuration

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

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

👻 Immortal: This PR will be recreated if closed unmerged. Get config help if that's undesired.

---

• If you want to rebase/retry this PR, click this checkbox.

---

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