Bump Newtonsoft.Json from 12.0.3 to 13.0.1 in /src/Amazon.CloudWatch.EMF (#26)

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 12.0.3 to 13.0.1.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](JamesNK/Newtonsoft.Json@12.0.3...13.0.1)

---
updated-dependencies:
- dependency-name: Newtonsoft.Json
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Mark Kuhn <[email protected]>

Author: dependabot[bot]

src/Amazon.CloudWatch.EMF/Amazon.CloudWatch.EMF.csproj

@@ -21,7 +21,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="3.1.8" />
-        <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+        <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
         <PackageReference Include="StyleCop.Analyzers" Version="1.1.118" PrivateAssets="All" />
     </ItemGroup>