fix: address mongodb params review

src/i18n/locales/en.ts

@@ -113,7 +113,7 @@ export default {
     sshExposeLan: "Expose tunnel to LAN",
     dmCompatHint: "Requires DM PG compatibility mode (set COMPATIBLE_MODE=7 in dm.ini and restart)",
     mongoLegacyHint:
-      "MongoDB form connections add directConnection automatically; authenticated connections default to the selected database as auth source (admin when blank) and SCRAM-SHA-1, which you can override here.",
+      "For older MongoDB servers, enter authSource=admin&authMechanism=SCRAM-SHA-1 here; add directConnection=true only when needed for direct standalone connections.",
     compatible: "Compatible",
     mainstream: "Popular",
     color: "Color",

src/i18n/locales/zh-CN.ts

@@ -112,7 +112,7 @@ export default {
     sshExposeLan: "允许局域网访问隧道",
     dmCompatHint: "需要开启达梦 PG 兼容模式（dm.ini 中设置 COMPATIBLE_MODE=7 并重启服务）",
     mongoLegacyHint:
-      "MongoDB 表单连接会自动补充 directConnection；带用户名时默认使用当前数据库认证源（留空为 admin）和 SCRAM-SHA-1，可在此覆盖。",
+      "连接旧版 MongoDB 时，可在此填写 authSource=admin&authMechanism=SCRAM-SHA-1；直连单节点时可按需追加 directConnection=true。",
     compatible: "兼容",
     mainstream: "主流",
     color: "颜色",