refactor(接口测试): 修复断言前后置脚本tab页标签显示数量显示不全的缺陷

--bug=1011462 --user=王孝刚
【接口测试】api-test-前/后置、断言操作记录大于100条时，tab页标签显示数量显示不全
https://www.tapd.cn/55049933/s/1123272

frontend/src/business/components/api/definition/components/request/database/BasisParameters.vue

@@ -340,7 +340,8 @@
     background: #783887;
     color: white;
     height: 18px;
-    border-radius: 42%;
+    font-size: xx-small;
+    border-radius: 50%;
   }
 
   .ms-left-buttion {

frontend/src/business/components/api/definition/components/request/dubbo/BasisParameters.vue

@@ -233,7 +233,8 @@
     background: #783887;
     color: white;
     height: 18px;
-    border-radius: 42%;
+    font-size: xx-small;
+    border-radius: 50%;
   }
 
   .ms-left-cell {

frontend/src/business/components/api/definition/components/request/http/ApiHttpRequestForm.vue

@@ -530,7 +530,8 @@ export default {
   background: #783887;
   color: white;
   height: 18px;
-  border-radius: 42%;
+  font-size: xx-small;
+  border-radius: 50%;
 }
 
 .request-tabs {

frontend/src/business/components/api/definition/components/request/tcp/TcpFormatParameters.vue

@@ -547,7 +547,8 @@ export default {
   background: #783887;
   color: white;
   height: 18px;
-  border-radius: 42%;
+  font-size: xx-small;
+  border-radius: 50%;
 }
 
 .ms-left-buttion {