Bump Newtonsoft.Json from 12.0.1 to 13.0.1 in /src/UmbracoDevOps.Core#3

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dependabot/nuget/src/UmbracoDevOps.Core/Newtonsoft.Json-13.0.1simonech/UmbracoDevOps:dependabot/nuget/src/UmbracoDevOps.Core/Newtonsoft.Json-13.0.1Copy head branch name to clipboard