Update dependency ts-loader to v6.1.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
ts-loader	devDependencies	patch	6.1.0 -> 6.1.1

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Release Notes

TypeStrong/ts-loader

### [`v6.1.1`](https://togithub.com/TypeStrong/ts-loader/blob/master/CHANGELOG.md#v611) [Compare Source](https://togithub.com/TypeStrong/ts-loader/compare/v6.1.0...v6.1.1) - [Fix SolutionBuilder watches](https://togithub.com/TypeStrong/ts-loader/pull/1003) and [related fixes](https://togithub.com/TypeStrong/ts-loader/pull/1011) ([#​998](https://togithub.com/TypeStrong/ts-loader/issues/998)) - thanks [@​sheetalkamat](https://togithub.com/sheetalkamat)! - [fix: no errors reported if flagged with @​ts-check](https://togithub.com/TypeStrong/ts-loader/pull/1008) ([#​1004](https://togithub.com/TypeStrong/ts-loader/issues/1004)) - thanks [@​reinholdk](https://togithub.com/reinholdk)!

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