Update dependency laravel-mix to v6.0.48

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
laravel-mix	6.0.44 -> 6.0.48

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Release Notes

JeffreyWay/laravel-mix

### [`v6.0.48`](https://togithub.com/JeffreyWay/laravel-mix/compare/a60a9cd47d2463b0ba4d9139cc5e5e1e6cd27ba2...b33f7c5ca1067fd9746eb901f85f9951245ad89b) [Compare Source](https://togithub.com/JeffreyWay/laravel-mix/compare/a60a9cd47d2463b0ba4d9139cc5e5e1e6cd27ba2...b33f7c5ca1067fd9746eb901f85f9951245ad89b) ### [`v6.0.47`](https://togithub.com/JeffreyWay/laravel-mix/compare/0a023fe487cd96f4dd34ec045c9ced8f7f5fc702...a60a9cd47d2463b0ba4d9139cc5e5e1e6cd27ba2) [Compare Source](https://togithub.com/JeffreyWay/laravel-mix/compare/0a023fe487cd96f4dd34ec045c9ced8f7f5fc702...a60a9cd47d2463b0ba4d9139cc5e5e1e6cd27ba2) ### [`v6.0.46`](https://togithub.com/JeffreyWay/laravel-mix/compare/e5642f653ceeebeb0c2f786f5cfe4351b9293c71...0a023fe487cd96f4dd34ec045c9ced8f7f5fc702) [Compare Source](https://togithub.com/JeffreyWay/laravel-mix/compare/e5642f653ceeebeb0c2f786f5cfe4351b9293c71...0a023fe487cd96f4dd34ec045c9ced8f7f5fc702) ### [`v6.0.45`](https://togithub.com/JeffreyWay/laravel-mix/compare/a12adab669e758e28927a89d880bba582d7889b2...e5642f653ceeebeb0c2f786f5cfe4351b9293c71) [Compare Source](https://togithub.com/JeffreyWay/laravel-mix/compare/a12adab669e758e28927a89d880bba582d7889b2...e5642f653ceeebeb0c2f786f5cfe4351b9293c71)

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Configuration

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