Release v1.6.0

[qu35t-code]

• Remove difficulty parameter when submitting machine flags - Removing the difficulty #115
• Added a message indicating the machine spawn time for the start command - [FEAT] Time to ... #113
• Fixed a bug that prevented a machine's ip from being displayed in release arena - [BUG] unable to fetch machine IP #111 [BUG] Problem recovering the IP of a season machine #98
• Added link to achievement when flag is submitted - [FEAT] Link to achievement #110
• Added community files for the project - [FEAT] Community Standard #109
• Added getflag command to connect via ssh, retrieve user flag and submit - [FEAT] Getflag ! #108
• Fix bug when htb api returns an error when downloading VPNs - [BUG] Weird VPN download behaviour #103 [BUG] VPN download failed  #86
• Display message to extend machine time if 2h or less left - Time extension request #99
• Replace error with message if machine not found during search - [BUG] Error if challenge / machines is not found #97
• Fix bug when htb-cli displays machine information in release arena - [BUG] Crash when show active release arena machine informations #96
• Add global flag --no-check to avoid checking for new updates - [FEAT] --no-check flag to avoid checking for new updates #95
• Rewrite fuzzy finder to search for challenges - [BUG] found incorrect challenge #73
• Add pull request template
• Add hosts command to add and delete entries in /etc/hosts file - [FEAT] ip saved in an "env" + adding to hosts file #102
• Fix display of endgame task names in history