Move pages under tldr, lint run.sh, update docs

tldr/linux/nmcli-device

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# nmcli device
+
+> Manage network interfaces and establish new Wi-Fi connections using NetworkManager.
+> This subcommand can also be called with `nmcli d`.
+> More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
+
+- Print the statuses of all network interfaces:
+
+`nmcli device status`
+
+- Print the available Wi-Fi access points:
+
+`nmcli device wifi`
+
+- Connect to a Wi-Fi network with the specified SSID (you will be prompted for a password):
+
+`nmcli --ask device wifi connect {{ssid}}`
+
+- Print the password and QR code for the current Wi-Fi network:
+
+`nmcli device wifi show-password`