added probuilder package

Packages/manifest.json

     "com.unity.inputsystem": "1.1.0-preview.3",
     "com.unity.mathematics": "1.2.1",
     "com.unity.memoryprofiler": "0.2.9-preview.3",
+    "com.unity.probuilder": "4.5.0",
     "com.unity.render-pipelines.universal": "10.5.0",
     "com.unity.textmeshpro": "3.0.6",
     "com.unity.timeline": "1.4.8",

Packages/packages-lock.json

       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.probuilder": {
+      "version": "4.5.0",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.settings-manager": "1.0.3"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.render-pipelines.core": {
       "version": "10.5.0",
       "depth": 1,
     "com.unity.searcher": {
       "version": "4.3.2",
       "depth": 2,
+      "source": "registry",
+      "dependencies": {},
+      "url": "https://packages.unity.com"
+    },
+    "com.unity.settings-manager": {
+      "version": "1.0.3",
+      "depth": 1,
       "source": "registry",
       "dependencies": {},
       "url": "https://packages.unity.com"

ProjectSettings/Packages/com.unity.probuilder/Settings.json

+{
+    "m_Name": "Settings",
+    "m_Path": "ProjectSettings/Packages/com.unity.probuilder/Settings.json",
+    "m_Dictionary": {
+        "m_DictionaryValues": [
+            {
+                "type": "UnityEngine.ProBuilder.LogLevel, Unity.ProBuilder, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null",
+                "key": "log.level",
+                "value": "{\"m_Value\":3}"
+            },
+            {
+                "type": "UnityEngine.ProBuilder.LogOutput, Unity.ProBuilder, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null",
+                "key": "log.output",
+                "value": "{\"m_Value\":1}"
+            },
+            {
+                "type": "System.String, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089",
+                "key": "log.path",
+                "value": "{\"m_Value\":\"ProBuilderLog.txt\"}"
+            },
+            {
+                "type": "UnityEngine.ProBuilder.SemVer, Unity.ProBuilder, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null",
+                "key": "about.identifier",
+                "value": "{\"m_Value\":{\"m_Major\":4,\"m_Minor\":5,\"m_Patch\":0,\"m_Build\":-1,\"m_Type\":\"\",\"m_Metadata\":\"\",\"m_Date\":\"\"}}"
+            },
+            {
+                "type": "UnityEngine.ProBuilder.SemVer, Unity.ProBuilder, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null",
+                "key": "preferences.version",
+                "value": "{\"m_Value\":{\"m_Major\":4,\"m_Minor\":5,\"m_Patch\":0,\"m_Build\":-1,\"m_Type\":\"\",\"m_Metadata\":\"\",\"m_Date\":\"\"}}"
+            }
+        ]
+    }
+}