Bump coverlet.collector from 3.1.0 to 3.1.2 (#189)

Bumps [coverlet.collector](https://github.com/coverlet-coverage/coverlet) from 3.1.0 to 3.1.2.
- [Release notes](https://github.com/coverlet-coverage/coverlet/releases)
- [Commits](https://github.com/coverlet-coverage/coverlet/commits)

---
updated-dependencies:
- dependency-name: coverlet.collector
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Steve Smith <[email protected]>

Author: dependabot[bot]

test/GuardClauses.UnitTests/GuardClauses.UnitTests.csproj

@@ -12,7 +12,7 @@
             <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>
-        <PackageReference Include="coverlet.collector" Version="3.1.0">
+        <PackageReference Include="coverlet.collector" Version="3.1.2">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>