Added PSN package to allow authentication on PS4 and PS5

Packages/manifest.json

@@ -5,6 +5,7 @@
     "com.unity.ide.rider": "3.0.7",
     "com.unity.ide.visualstudio": "2.0.12",
     "com.unity.ide.vscode": "1.2.4",
+    "com.unity.psn.ps5": "file:psn/com.unity.psn.ps5-0.0.26-preview.tgz",
     "com.unity.test-framework": "1.1.29",
     "com.unity.textmeshpro": "3.0.6",
     "com.unity.timeline": "1.6.3",

Packages/packages-lock.json

@@ -55,6 +55,12 @@
       "dependencies": {},
       "url": "https://packages.unity.com"
     },
+    "com.unity.psn.ps5": {
+      "version": "file:psn/com.unity.psn.ps5-0.0.26-preview.tgz",
+      "depth": 0,
+      "source": "local-tarball",
+      "dependencies": {}
+    },
     "com.unity.services.core": {
       "version": "1.0.1",
       "depth": 1,