fix(credit): 修正供应商实体中的字段描述

- 将CreditSupplier实体中的purchaseAmount字段描述从"采购金额(万元)"更正为"销售金额(万元)"
- 将CreditSupplierImportParam参数类中的purchaseAmount字段描述从"采购金额(万元)"更正为"销售金额(万元)"

src/main/java/com/gxwebsoft/credit/entity/CreditSupplier.java

@@ -39,7 +39,7 @@ public class CreditSupplier implements Serializable {
     @Schema(description = "状态")
     private String statusTxt;
 
-    @Schema(description = "采购金额(万元)")
+    @Schema(description = "销售金额(万元)")
     private String purchaseAmount;
 
     @Schema(description = "公开日期")

src/main/java/com/gxwebsoft/credit/param/CreditSupplierImportParam.java

@@ -18,7 +18,7 @@ public class CreditSupplierImportParam implements Serializable {
     @Excel(name = "状态")
     private String statusTxt;
 
-    @Excel(name = "采购金额(万元)")
+    @Excel(name = "销售金额(万元)")
     private String purchaseAmount;
 
     @Excel(name = "公开日期")