Bump Microsoft.Extensions.Configuration.EnvironmentVariables

Bumps [Microsoft.Extensions.Configuration.EnvironmentVariables](https://github.com/aspnet/Extensions) from 3.1.13 to 3.1.14.
- [Release notes](https://github.com/aspnet/Extensions/releases)
- [Commits](dotnet/extensions@v3.1.13...v3.1.14)

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

Author: colinangusmackay

src/Stravaig.Configuration.Diagnostics.AdHocTests/Stravaig.Configuration.Diagnostics.AdHocTests.csproj

@@ -8,7 +8,7 @@
 
     <ItemGroup Condition=" '$(TargetFramework)' == 'netcoreapp3.1' ">
         <PackageReference Include="Microsoft.Extensions.Configuration" Version="3.1.13" />
-        <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="3.1.13" />
+        <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="3.1.14" />
         <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.14" />
         <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.14" />
         <PackageReference Include="Microsoft.Extensions.Logging" Version="3.1.13" />

src/Stravaig.Configuration.Diagnostics.Tests/Stravaig.Configuration.Diagnostics.Tests.csproj

@@ -23,7 +23,7 @@
         <PackageReference Include="Microsoft.Extensions.Configuration" Version="3.1.13" />
         <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="3.1.13" />
         <PackageReference Include="Microsoft.Extensions.Configuration.CommandLine" Version="3.1.13" />
-        <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="3.1.13" />
+        <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="3.1.14" />
         <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.14" />
         <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="3.1.14" />
         <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.14" />