Modify/add flag location icons

docs/handbook/infrastructure/servers_and_hosting/hetzner.md

@@ -15,11 +15,11 @@
 ## Locations
 **VPS**:
 
-- Europe (preferred)
-    -  Primary: `helsinki`
-    -  Secondary: `nuremberg` or `falkenstein` (depending on use-case)
-- USA
-    - Primary: `ashburn`
-    - Secondary: `hillsboro`
+- Europe :flag_eu: (preferred)
+    -  Primary: :flag_fi: `helsinki`
+    -  Secondary: :flag_de: `nuremberg` or :flag_de: `falkenstein` (depending on use-case)
+- USA :flag_us:
+    - Primary: :flag_us: `ashburn`
+    - Secondary: :flag_us: `hillsboro`
 
-**Dedicated**: All Hetzner dedicated servers are in Europe, no particularly preferred datacenters.
+**Dedicated**: All Hetzner dedicated servers are in :flag_eu: Europe, no particularly preferred datacenters.