chore(deps): update actions/setup-dotnet action to v1.8.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-dotnet	action	minor	v1.7.2 -> v1.8.1

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Release Notes

actions/setup-dotnet

v1.8.1

Compare Source

• Bump ws from 7.3.1 to 7.5.0 #​212
• Bump hosted-git-info from 2.8.8 to 2.8.9 #​198
• Bump lodash from 4.17.20 to 4.17.21 #​197
• Bump node-notifier from 8.0.0 to 8.0.1 #​158
• Update installers scripts #​204

v1.8.0

Compare Source

This release includes the following PRs:

• Add include-prerelease input to be able to match latest prerelease versions Include include-prerelease option to be able to match latest prerelease versions actions/setup-dotnet#110
• Support various nuget.config name formats Support various nuget.config name formats actions/setup-dotnet#188
• Add workaround to fix BOM-related error during parsing global.json Add workaround to fix BOM-related error during parsing global.json actions/setup-dotnet#192
• Improve key names validation from user' nuget config Improve key names validation from user' nuget config actions/setup-dotnet#187
• Fix for 5.x notation Fix for 5.x notation actions/setup-dotnet#175

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