Adding feroxbuster, chromium, username-anarchy, websocat

[parvizhajizada]

• Add feroxbuster. Beneficial for TwoMillion box at HTB
• Add feroxbuster config file. Current use case: pointing to default wordlist.
• Add chromium to apt list. Beneficial for Agile box at HTB
• Add username-anarchy to github repos. Beneficial for Socket box at HTB
• Add websocat_max x86_64 linux release to github releases. Beneficial for Socket box at HTB