Small fix for langs (#7418)

src/lang/cn.rs

@@ -533,7 +533,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Installation Successful!", "安装成功!"),
         ("Installation failed!", "安装失败!"),
         ("Reverse mouse wheel", "鼠标滚轮反向"),
-        ("{} sessions", "{}个会话"),
+        ("{} sessions", "{} 个会话"),
         ("scam_title", "你可能被骗了！"),
         ("scam_text1", "如果你正在和素不相识的人通话，而对方要求你使用 RustDesk 启动服务，请勿继续操作并立刻挂断电话。"),
         ("scam_text2", "他们很可能是骗子，试图窃取您的钱财或其他个人信息。"),
@@ -569,12 +569,12 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("privacy_mode_impl_virtual_display_tip", "模式 2"),
         ("Enter privacy mode", "进入隐私模式"),
         ("Exit privacy mode", "退出隐私模式"),
-        ("idd_not_support_under_win10_2004_tip", "不支持 Indirect display driver 。需要 windows 10, version 2004 及更高的版本。"),
+        ("idd_not_support_under_win10_2004_tip", "不支持 Indirect display driver 。需要 Windows 10 版本 2004 及更高的版本。"),
         ("switch_display_elevated_connections_tip", "用户提权后，被控有多个连接，不能切换到非主显示器。若要控制多显示器，请安装后再试。"),
         ("input_source_1_tip", "输入源 1"),
         ("input_source_2_tip", "输入源 2"),
         ("capture_display_elevated_connections_tip", "用户提权后，不能显示多个显示器。若要控制多显示器，请安装后再试。"),
-        ("Swap control-command key", "交换Control键和Command键"),
+        ("Swap control-command key", "交换 Control 键和 Command 键"),
         ("swap-left-right-mouse", "交换鼠标左右键"),
         ("2FA code", "双重认证代码"),
         ("More", "更多"),