doc: Fix formatting for mkdocs parsing

- Give a line in between bullet points to reflect bullet points correctly
        - Split long statement into bullet points for readability
        - Format the document for proper rendering
        - Fix table formatting
        - Use standard TOC syntax in 5GNAS

doc/NR_SA_Tutorial_COTS_UE.md

@@ -20,18 +20,26 @@
 In this tutorial we describe how to configure and run a 5G end-to-end setup with OAI CN5G, OAI gNB and COTS UE.
 
 Minimum hardware requirements:
+
 - Laptop/Desktop/Server for OAI CN5G and OAI gNB
+
     - Operating System: [Ubuntu 24.04 LTS](https://releases.ubuntu.com/24.04/ubuntu-24.04.2-desktop-amd64.iso)
     - CPU: 8 cores x86_64 @ 3.5 GHz
     - RAM: 32 GB
+
 - Laptop for UE
+
     - Operating System: Microsoft Windows 10 x64
     - CPU: 4 cores x86_64
     - RAM: 8 GB
     - Windows driver for Quectel MUST be equal or higher than version **2.4.6**
+
 - [USRP B210](https://www.ettus.com/all-products/ub210-kit/), [USRP N300](https://www.ettus.com/all-products/USRP-N300/) or [USRP X300](https://www.ettus.com/all-products/x300-kit/)
+
     - Please identify the network interface(s) on which the USRP is connected and update the gNB configuration file
+
 - Quectel RM500Q
+
     - Module, M.2 to USB adapter, antennas and SIM card
     - Firmware version of Quectel MUST be equal or higher than **RM500QGLABR11A06M4G**