Fixing test on HDRP. Also updating project to latest HDRP.

TestProjects/PerceptionHDRP/Packages/manifest.json

     "com.unity.ext.nunit": "1.0.0",
     "com.unity.ide.rider": "1.1.4",
     "com.unity.ide.vscode": "1.1.4",
-    "com.unity.render-pipelines.core": "7.1.8",
-    "com.unity.render-pipelines.high-definition": "7.1.8",
+    "com.unity.perception": "file:../../../com.unity.perception",
+    "com.unity.render-pipelines.core": "7.3.1",
+    "com.unity.render-pipelines.high-definition": "7.3.1",
-    "com.unity.perception": "file:../../../com.unity.perception",
-    "com.unity.test-framework": "1.1.11",
+    "com.unity.test-framework": "1.1.13",
     "com.unity.testtools.codecoverage": "0.2.2-preview",
     "com.unity.textmeshpro": "2.0.1",
     "com.unity.ugui": "1.0.0",

TestProjects/PerceptionHDRP/ProjectSettings/HDRPProjectSettings.asset

   m_DefaultDXRScenePrefabSaved: {fileID: 0}
   m_ProjectSettingFolderPath: HDRPDefaultResources
   m_WizardPopupAtStart: 0
+  m_WizardPopupAlreadyShownOnce: 0
-  m_PackageVersionForMaterials: 7.1.8
+  m_WizardNeedRestartAfterChangingToDX12: 0
+  m_WizardNeedToRunFixAllAgainAfterDomainReload: 0
+  m_LastMaterialVersion: 2

TestProjects/PerceptionHDRP/ProjectSettings/ProjectVersion.txt

-m_EditorVersion: 2019.3.6f1
-m_EditorVersionWithRevision: 2019.3.6f1 (5c3fb0a11183)
+m_EditorVersion: 2019.3.9f1
+m_EditorVersionWithRevision: 2019.3.9f1 (e6e740a1c473)

TestProjects/PerceptionHDRP/ProjectSettings/VFXManager.asset

 --- !u!937362698 &1
 VFXManager:
   m_ObjectHideFlags: 0
-  m_IndirectShader: {fileID: 0}
-  m_CopyBufferShader: {fileID: 0}
-  m_SortShader: {fileID: 0}
-  m_StripUpdateShader: {fileID: 0}
+  m_IndirectShader: {fileID: 7200000, guid: 84a17cfa13e40ae4082ef42714f0a81c, type: 3}
+  m_CopyBufferShader: {fileID: 7200000, guid: 23c51f21a3503f6428b527b01f8a2f4e, type: 3}
+  m_SortShader: {fileID: 7200000, guid: ea257ca3cfb12a642a5025e612af6b2a, type: 3}
+  m_StripUpdateShader: {fileID: 7200000, guid: 8fa6c4009fe2a4d4486c62736fc30ad8, type: 3}
   m_RenderPipeSettingsPath: 
   m_FixedTimeStep: 0.016666668
   m_MaxDeltaTime: 0.05

com.unity.perception/Runtime/GroundTruth/PerceptionCamera.cs

         // ReSharper disable once ParameterHidesMember
         bool ShouldFlipY(Camera camera)
         {
+            Debug.Log(camera);
+            Debug.Log(hdAdditionalCameraData);
 
             //Based on logic in HDRenderPipeline.PrepareFinalBlitParameters
             return camera.targetTexture != null || hdAdditionalCameraData.flipYMode == HDAdditionalCameraData.FlipYMode.ForceFlipY || camera.cameraType == CameraType.Game;

com.unity.perception/Tests/Editor/PerceptionCameraEditorTests.cs

             var camera = cameraObject.AddComponent<Camera>();
             camera.orthographic = true;
             camera.orthographicSize = 1;
+#if HDRP_PRESENT
+            cameraObject.AddComponent<UnityEngine.Rendering.HighDefinition.HDAdditionalCameraData>();
+#endif
 
             var perceptionCamera = cameraObject.AddComponent<PerceptionCamera>();
             perceptionCamera.LabelingConfiguration = labelingConfiguration;

com.unity.perception/Tests/Editor/Unity.Perception.Editor.Tests.asmdef

         "Unity.Perception.Editor",
         "Unity.Collections",
         "Unity.Entities",
-        "Unity.Simulation.Core"
+        "Unity.Simulation.Core",
+        "Unity.RenderPipelines.HighDefinition.Runtime"
     ],
     "includePlatforms": [
         "Editor"
     "defineConstraints": [
         "UNITY_INCLUDE_TESTS"
     ],
-    "versionDefines": [],
+    "versionDefines": [
+        {
+            "name": "com.unity.render-pipelines.high-definition",
+            "expression": "",
+            "define": "HDRP_PRESENT"
+        }
+    ],
     "noEngineReferences": false
 }