remove ping until it is supported in pluggable

src/Services/Services.cs

@@ -18,7 +18,7 @@
 
 namespace DaprComponents.Services;
 
-public class StateStoreService : IStateStore, IPluggableComponentFeatures,  ITransactionalStateStore, IPluggableComponentLiveness
+public class StateStoreService : IStateStore, IPluggableComponentFeatures,  ITransactionalStateStore
 {
     private readonly string _instanceId;
     private readonly ILogger<StateStoreService> _logger;
@@ -169,15 +169,6 @@ await op.Visit(
         }
     }
 
-    public async Task PingAsync(CancellationToken cancellationToken = default)
-    {
-        using (_logger.BeginNamedScope("Ping", ( "DaprInstanceId", _instanceId)))
-        {
-            _logger.LogInformation("Pinging postgres...");
-            await _stateStoreInitHelper.PerformDatabaseProbeAsync();
-        }
-    }
-
     private int GetTTLfromOperationMetadata(IReadOnlyDictionary<string,string> metadata)
     {
         if (metadata.TryGetValue("ttlInSeconds", out string ttl))

src/StateStoreInitHelper.cs

@@ -56,18 +56,6 @@ Why is this a func?
                 };
         }
 
-        public async Task PerformDatabaseProbeAsync()
-        {
-            var connection = new NpgsqlConnection(_connectionString);
-            await connection.OpenAsync();   
-            await using (var cmd = new NpgsqlCommand("SELECT 1", connection))
-            {
-                await using (var reader = await cmd.ExecuteReaderAsync())
-                { }
-            }
-            await connection.CloseAsync();
-        }
-
         public async Task<(Func<IReadOnlyDictionary<string,string>, Pgsql>, NpgsqlConnection)> GetDbFactory()
         {
             var connection = new NpgsqlConnection(_connectionString);