Bump resolve-url-loader from 3.1.1 to 3.1.2

Bumps [resolve-url-loader](https://github.com/bholloway/resolve-url-loader) from 3.1.1 to 3.1.2.
- [Release notes](https://github.com/bholloway/resolve-url-loader/releases)
- [Commits](https://github.com/bholloway/resolve-url-loader/compare/3.1.1...3.1.2

)

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