Fix bold in full_description.txt for F-Droid

metadata/en-US/full_description.txt

@@ -1,18 +1,18 @@
 Aegis Authenticator is a free, secure and open source app to manage your
 2-step verification tokens for your online services.
 
-'''Encryption'''
+<b>Encryption</b>
 All of your one-time passwords are stored in a vault. If you choose
 to set a password, which is highly recommended, the vault will be encrypted
 using AES-256. If someone with malicious intent gets a hold of the vault file,
 it’s impossible for them to retrieve the contents without knowing the password.
 
-'''Fingerprint unlock'''
+<b>Fingerprint unlock</b>
 Entering your password each time you need access to a
 one-time password can be cumbersome. Fortunately, you can also enable
 fingerprint unlock if your device has a fingerprint scanner.
 
-'''Compatibility'''
+<b>Compatibility</b>
 Aegis supports the HOTP and TOTP algorithms. These two algorithms are
 industry-standard and widely supported, making Aegis compatible with
 thousands of services. Some examples are: Google, GitHub, Dropbox, Facebook
@@ -21,19 +21,19 @@ and Instagram.
 It is also compatible with Google Authenticator. Any website that shows a QR
 code for Google Authenticator also works with Aegis.
 
-'''Groups'''
+<b>Groups</b>
 Have a lot of one-time passwords? Add them to custom groups for easier
 access. Personal, Work and Social can each get their own group.
 
-'''Backups'''
+<b>Backups</b>
 To make sure you will never lose access to your online accounts Aegis
 Authenticator supports exporting your vault which you can import onto a new
 device. Aegis Authenticator also allows you to import AndOTP and FreeOTP
 databases so switching to Aegis is made easier for you.
 
-'''Open source and license'''
+<b>Open source and license</b>
 Aegis Authenticator is open source (licensed under GPL v3) and the source code
 can be found here: http://github.com/beemdevelopment/Aegis
 
-'''Attribution'''
+<b>Attribution</b>
 The icon is largely based on a design by Freepik from Flaticon.