feat(datasource): Style optimization

Author: dataeaseShu

frontend/src/components/layout/Person.vue

@@ -128,7 +128,18 @@ const handleDefaultLanguageChange = (item: any) => {
   background-color: transparent;
 
   &.collapse {
-    width: 40px;
+    min-width: 48px;
+    margin-left: -4px;
+    position: relative;
+    margin-top: -6px;
+    margin-bottom: 16px;
+
+    .default-avatar {
+      position: absolute;
+      top: 50%;
+      left: 50%;
+      transform: translate(-50%, -50%);
+    }
   }
 
   .name {

frontend/src/views/ds/ParamsForm.vue

@@ -53,6 +53,7 @@ defineExpose({
     <DatasourceForm
       ref="datasourceFormRef"
       :active-step="2"
+      activeName=""
       @change-active-step="changeActiveStep"
       @refresh="refresh"
     ></DatasourceForm>