Improve grammar

'stronger' is a comparative adjective

wiki/src/doc/encryption_and_privacy/manage_passwords.mdwn

@@ -94,8 +94,9 @@ Update the cryptographic parameters of your password database
 =============================================================
 
 KeePassXC, included in Tails 4.0 and later, supports the [KBDX 4 file
-format](https://keepass.info/help/kb/kdbx_4.html), which uses stronger
-cryptographic parameters. The previous parameters are still secure.
+format](https://keepass.info/help/kb/kdbx_4.html). The KBDX 4 file format
+uses stronger cryptographic parameters than previous file formats. The
+parameters of previous file formats are still secure.
 
 To update your database to the latest cryptographic parameters: