feat(app): adapt "tailored" wording

app/lib/l10n/app_en.arb

@@ -516,7 +516,7 @@
   "@onboarding_3_header": {},
   "onboarding_3_text": "PharMe tells you if your genes make you more likely to have an unexpected reaction to a medication.\n\nThis way, you can avoid medications that might not work or could cause side effects.",
   "@onboarding_3_text": {},
-  "onboarding_4_header": "Personalized for you",
+  "onboarding_4_header": "Tailor-made for you",
   "@onboarding_4_header": {},
   "onboarding_4_text": "For PharMe to work, you need to get your genetics (DNA) tested at a lab. You don't need an account to use PharMe: You can just sign in to the lab's website through our app.",
   "@onboarding_4_text": {},