reverted re-adding of services as that version is still not compatible with N4E

Author: michalChrobot

testproject/Packages/manifest-unified.json

@@ -12,7 +12,6 @@
     "com.unity.netcode.gameobjects": "file:../../com.unity.netcode.gameobjects",
     "com.unity.package-validation-suite": "0.49.0-preview",
     "com.unity.services.authentication": "3.7.4",
-    "com.unity.services.multiplayer": "2.3.2",
     "com.unity.test-framework": "1.9.0",
     "com.unity.test-framework.performance": "6.7.0",
     "com.unity.timeline": "6.7.0",

testproject/Packages/manifest.json

@@ -11,7 +11,6 @@
     "com.unity.netcode.gameobjects": "file:../../com.unity.netcode.gameobjects",
     "com.unity.package-validation-suite": "0.49.0-preview",
     "com.unity.services.authentication": "3.7.4",
-    "com.unity.services.multiplayer": "2.3.2",
     "com.unity.test-framework": "1.9.0",
     "com.unity.test-framework.performance": "6.7.0",
     "com.unity.timeline": "6.7.0",