enable playmode tests in project (#120)

* enable playmode tests in project

* upgrade input system

Packages/manifest.json

     "com.unity.ide.rider": "2.0.5",
     "com.unity.ide.visualstudio": "2.0.2",
     "com.unity.ide.vscode": "1.2.1",
-    "com.unity.inputsystem": "1.0.0",
+    "com.unity.inputsystem": "1.1.0-preview.1",
     "com.unity.mathematics": "1.1.0",
     "com.unity.memoryprofiler": "0.2.4-preview.1",
     "com.unity.render-pipelines.universal": "10.0.0-preview.26",

Packages/packages-lock.json

       "url": "https://packages.unity.com"
     },
     "com.unity.inputsystem": {
-      "version": "1.0.0",
+      "version": "1.1.0-preview.1",
       "depth": 0,
       "source": "registry",
       "dependencies": {},

ProjectSettings/ProjectSettings.asset

   - m_BuildTarget: Standalone
     m_TextureStreamingEnabled: 0
     m_TextureStreamingPriority: 0
-  playModeTestRunnerEnabled: 0
+  playModeTestRunnerEnabled: 1
   runPlayModeTestAsEditModeTest: 0
   actionOnDotNetUnhandledException: 1
   enableInternalProfiler: 0