fix: trim parsed snmp oid rows

src/views/ops/pages/dc/device-collect/components/FormDialog.vue

@@ -290,10 +290,10 @@ const parseSnmpOidRows = (raw: string): SnmpOidRow[] => {
     throw new Error('SNMP OID 配置必须是 JSON 数组')
   }
   return parsed.map((item) => ({
-    oid: String(item?.oid ?? ''),
-    metric_name: String(item?.metric_name ?? ''),
-    metric_unit: String(item?.metric_unit ?? ''),
-    type: String(item?.type ?? ''),
+    oid: String(item?.oid ?? '').trim(),
+    metric_name: String(item?.metric_name ?? '').trim(),
+    metric_unit: String(item?.metric_unit ?? '').trim(),
+    type: String(item?.type ?? '').trim(),
   }))
 }