fix the columns

Author: rpdudley

DatabaseProjectAPI/Entities/Stock.cs

@@ -4,6 +4,7 @@
     public class Stock
     {
         [Key]
+        [Column("stock_id")]
         public int StockId { get; set; }
         public string? Symbol { get; set; }
         public decimal OpenValue { get; set; }

DatabaseProjectAPI/Entities/StockHistory.cs

@@ -4,11 +4,17 @@
     public class StockHistory
     {
         [Key]
+        [Column("history_id")]
         public int HistoryId { get; set; }
+        [Column("stock_id")]
         public int StockId { get; set; }
+        [Column("timestamp")]
         public DateTime Timestamp { get; set; }
+        [Column("opened_value")]
         public decimal OpenedValue { get; set; }
+        [Column("closed_value")]
         public decimal ClosedValue { get; set; }
+        [Column("Symbol")]
         public string Symbol { get; set; }
         [ForeignKey("StockId")]
         public Stock Stock { get; set; }