更改lis、条码、检查单条码规则，去掉2位年份

src/Shentun.Peis.Domain/LisRequests/LisRequestManager.cs

@@ -410,7 +410,7 @@ namespace Shentun.Peis.LisRequests
 
 
             string maxnum = "1";
-            string date = DateTime.Now.ToString("yyyyMMdd");// 当天
+            string date = DateTime.Now.ToString("yyMMdd");// 当天
 
             if (lis_request_no_rule_coding == "0")
             {

src/Shentun.Peis.Domain/PatientRegisters/PatientRegisterManager.cs

@@ -801,7 +801,7 @@ namespace Shentun.Peis.PatientRegisters
 
 
             string maxnum = "1";
-            string date = DateTime.Now.ToString("yyyyMMdd");// 当天
+            string date = DateTime.Now.ToString("yyMMdd");// 当天
 
             if (patient_register_no_rule_coding == "0")
             {

src/Shentun.Peis.Domain/RegisterChecks/RegisterCheckManager.cs

@@ -476,7 +476,7 @@ namespace Shentun.Peis.RegisterChecks
 
 
             string maxnum = "1";
-            string date = DateTime.Now.ToString("yyyyMMdd");// 当天
+            string date = DateTime.Now.ToString("yyMMdd");// 当天
 
             if (check_request_no_rule_coding == "0")
             {