Added package needed for coverage collector to actually work

Author: dontedorsey

ApiTests.csproj

@@ -9,6 +9,10 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
+    <PackageReference Include="coverlet.msbuild" Version="6.*">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
     <PackageReference Include="NUnit" Version="4.*" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.*" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.*" />

packages.lock.json

@@ -8,6 +8,12 @@
         "resolved": "6.0.4",
         "contentHash": "lkhqpF8Pu2Y7IiN7OntbsTtdbpR1syMsm2F3IgX6ootA4ffRqWL5jF7XipHuZQTdVuWG/gVAAcf8mjk8Tz0xPg=="
       },
+      "coverlet.msbuild": {
+        "type": "Direct",
+        "requested": "[6.*, )",
+        "resolved": "6.0.4",
+        "contentHash": "Qa7Hg+wrOMDKpXVn2dw4Wlun490bIWsFW0fdNJQFJLZnbU27MCP0HJ2mPgS+3EQBQUb0zKlkwiQzP+j38Hc3Iw=="
+      },
       "FluentAssertions": {
         "type": "Direct",
         "requested": "[6.*, )",