feat(tenpayv3): 新增平台收付通赔付相关接口

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/PlatformSolution/Ecommerce/Insurance/ApplyPlatformSolutionEcommerceInsuranceCompensationContractRequest.json

@@ -0,0 +1,12 @@
+{
+    "out_apply_no": "No123456",
+    "sub_mchid": "1900000109",
+    "agreement_list": [
+        {
+            "agreement_code": "微信支付运营功能服务协议（平台二级商户）",
+            "agreement_version": "20240815",
+            "sign_organization": "温州名优贸易",
+            "sign_time": "2024-08-08T10:34:56+08:00"
+        }
+    ]
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/PlatformSolution/Ecommerce/Insurance/ApplyPlatformSolutionEcommerceInsuranceCompensationContractResponse.json

@@ -0,0 +1,5 @@
+{
+    "sub_mchid": "1900000109",
+    "opened": true,
+    "success_time": "2024-08-09T13:29:35.120+08:00"
+}