Add Bitwarden

Arrange the position

README.md

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 - [![Open-Source Software][OSS Icon]](https://code.launchpad.net/gui-ufw) [GuFW](https://gufw.org/) - One of the easiest firewalls in the world of Linux.
 
 #### Password Manager
+- [![Open-Source Software][OSS Icon]](https://bitwarden.com/) [Bitwarden](https://bitwarden.com/) - A cross-platform password management service which also support self-hosting.
 - [![Open-Source Software][OSS Icon]](https://github.com/SpiderOak/Encryptr) [Encryptr](https://spideroak.com/encryptr/) - Encryptr is a zero-knowledge, cloud-based e-wallet / password manager powered by Crypton.
 - [Enpass](https://www.enpass.io/) - Enpass makes your life easy by securely managing your passwords and important information.
 - [![Open-Source Software][OSS Icon]](https://git.zx2c4.com/password-store/) [Pass](https://www.passwordstore.org/) - The standard Unix password manager.
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 - [![Open-Source Software][OSS Icon]](https://github.com/keepassxreboot/keepassxc) [KeePassXC](https://keepassxc.org/) - Cross platform password manager. A Community-maintained fork of KeePassX.
 - [![Open-Source Software][OSS Icon]](https://github.com/keeweb/keeweb) [KeeWeb](https://github.com/keeweb/keeweb) - Free cross-platform password manager compatible with KeePass
 - [LastPass](https://lastpass.com/misc_download2.php) - LastPass is a crossplatform freemium password management service that stores encrypted passwords in private accounts.
-- [![Open-Source Software][OSS Icon]](https://bitwarden.com/) [Bitwarden](https://bitwarden.com/) - A cross-platform password management service which also support self-hosting.
 
 #### Other
 - [![Open-Source Software][OSS Icon]](https://github.com/Cisco-Talos/clamav-devel) [ClamAV](https://www.clamav.net/) - ClamAV is an open source antivirus engine for detecting trojans, viruses, malware & other malicious threats.