Upgrade to Unity 2020.3.15f2 LTS

Packages/manifest.json

@@ -4,7 +4,7 @@
     "com.unity.2d.tilemap": "1.0.0",
     "com.unity.ads": "3.7.1",
     "com.unity.analytics": "3.5.3",
-    "com.unity.collab-proxy": "1.5.7",
+    "com.unity.collab-proxy": "1.7.1",
     "com.unity.ide.rider": "2.0.7",
     "com.unity.ide.visualstudio": "2.0.9",
     "com.unity.ide.vscode": "1.2.3",

Packages/packages-lock.json

@@ -31,7 +31,7 @@
       "url": "https://packages.unity.com"
     },
     "com.unity.collab-proxy": {
-      "version": "1.5.7",
+      "version": "1.7.1",
       "depth": 0,
       "source": "registry",
       "dependencies": {

ProjectSettings/ProjectVersion.txt

-m_EditorVersion: 2020.3.14f1
-m_EditorVersionWithRevision: 2020.3.14f1 (d0d1bb862f9d)
+m_EditorVersion: 2020.3.15f2
+m_EditorVersionWithRevision: 2020.3.15f2 (6cf78cb77498)