Pontoon: Update French (fr) localization of Firefox Monitor Website

Localization authors:
- goofy <goofy@babelzilla.org>

locales/fr/app.ftl

@@ -98,3 +98,5 @@ download-firefox-quantum = Télécharger { -brand-Quantum }
 download-firefox-mobile = Télécharger { -brand-name } mobile
 # Features here refers to Firefox browser features. 
 features = Fonctionnalités
+# beta-nightly-developer-edition refers to additional versions of Firefox Browser
+beta-nightly-developer-edition = Beta, Nightly, Developer Edition

locales/fr/data-classes.ftl

@@ -1,8 +1,10 @@
 ## Breach Data Classes
 
 account-balances = soldes des comptes
+address-book-contacts = contacts du carnet d’adresses
 age-groups = tranches d’âge
 ages = âges
+apps-installed-on-devices = applications installées sur les appareils
 auth-tokens = jetons d’authentification
 avatars = avatars
 biometric-data = données biométriques