chore(deps): update dependency babel-loader to v7.1.5

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
babel-loader	7.1.2 -> 7.1.5

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Release Notes

babel/babel-loader (babel-loader)

### [`v7.1.5`](https://redirect.github.com/babel/babel-loader/releases/tag/v7.1.5) [Compare Source](https://redirect.github.com/babel/babel-loader/compare/v7.1.4...v7.1.5) ### v7.1.5 - Perf: Use md4 instead of sha1 for filename hashes ([https://github.com/babel/babel-loader/pull/638](https://redirect.github.com/babel/babel-loader/pull/638)) ### [`v7.1.4`](https://redirect.github.com/babel/babel-loader/releases/tag/v7.1.4): 7.1.4 [Compare Source](https://redirect.github.com/babel/babel-loader/compare/v7.1.3...v7.1.4) ##### 🐛 Bug Fix - Update code to read filename ### [`v7.1.3`](https://redirect.github.com/babel/babel-loader/releases/tag/v7.1.3): 7.1.3 [Compare Source](https://redirect.github.com/babel/babel-loader/compare/v7.1.2...v7.1.3) ##### 🐛 Bug Fix - Support webpack 4

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