Revert ConfigurationException due to binary incompatibility (#6201)

* Revert ConfigurationException due to binary incompatibility

* Update API Verify list

Author: Arkatufus

src/core/Akka.API.Tests/CoreAPISpec.ApproveCore.verified.txt

@@ -2239,7 +2239,7 @@ namespace Akka.Configuration
         public ConfigurationException(string message) { }
         public ConfigurationException(string message, System.Exception exception) { }
         protected ConfigurationException(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) { }
-        public static Akka.Configuration.ConfigurationException NullOrEmptyConfig<T>(string path = null, string reason = null) { }
+        public static Akka.Configuration.ConfigurationException NullOrEmptyConfig<T>(string path = null) { }
     }
     public class ConfigurationFactory
     {

src/core/Akka.Cluster/ClusterSettings.cs

@@ -35,7 +35,7 @@ public ClusterSettings(Config config, string systemName)
             //TODO: Requiring!
             var clusterConfig = config.GetConfig("akka.cluster");
             if (clusterConfig?.GetConfig("failure-detector") == null)
-                throw ConfigurationException.NullOrEmptyConfig<ClusterSettings>("akka.cluster", "Did you forgot to set the 'akka.cluster.provider' HOCON property to 'cluster'?");
+                throw new ConfigurationException($"Failed to instantiate {nameof(ClusterSettings)}: Configuration does not contain `akka.cluster` node. Did you forgot to set the 'akka.cluster.provider' HOCON property to 'cluster'?");
 
             LogInfoVerbose = clusterConfig.GetBoolean("log-info-verbose", false);
             LogInfo = LogInfoVerbose || clusterConfig.GetBoolean("log-info", false);

src/core/Akka/Configuration/ConfigurationException.cs

@@ -16,11 +16,11 @@ namespace Akka.Configuration
     /// </summary>
     public class ConfigurationException : AkkaException
     {
-        public static ConfigurationException NullOrEmptyConfig<T>(string path = null, string reason = null)
+        public static ConfigurationException NullOrEmptyConfig<T>(string path = null)
         {
             if (!string.IsNullOrWhiteSpace(path))
-                return new ConfigurationException($"Failed to instantiate {typeof(T).Name}: Configuration does not contain `{path}` node{(reason != null ? $". {reason}" : "")}");
-            return new ConfigurationException($"Failed to instantiate {typeof(T).Name}: Configuration is null or empty{(reason != null ? $". {reason}" : "")}");
+                return new ConfigurationException($"Failed to instantiate {typeof(T).Name}: Configuration does not contain `{path}` node");
+            return new ConfigurationException($"Failed to instantiate {typeof(T).Name}: Configuration is null or empty");
         }
 
         /// <summary>