chore(docs): latest legal PDFs

[skip ci]
2024-02-20 00:07:07 +00:00 · 2024-02-20 00:07:07 +00:00 · 915c970301
--- a/assets/legal/firefox_relay_tos.en.pdf
+++ b/assets/legal/firefox_relay_tos.en.pdf
--- a/assets/legal/hubs_tos.en.pdf
+++ b/assets/legal/hubs_tos.en.pdf
--- a/assets/legal/mdn_plus_terms.en.pdf
+++ b/assets/legal/mdn_plus_terms.en.pdf
--- a/assets/legal/mozilla_hubs_tos.en.pdf
+++ b/assets/legal/mozilla_hubs_tos.en.pdf
--- a/assets/legal/mozilla_vpn_tos.en.pdf
+++ b/assets/legal/mozilla_vpn_tos.en.pdf
--- a/assets/legal/subscription_services_tos.en.pdf
+++ b/assets/legal/subscription_services_tos.en.pdf