fprintd: convert to an index (#17697)

Author: Managor

pages/linux/fprintd.md

@@ -3,6 +3,18 @@
 > Fingerprint management daemon.
 > More information: <https://fprint.freedesktop.org/>.
 
-- Display the man page for `fprintd`:
+- View documentation for listing enrolled fingerprints:
 
-`man fprintd`
+`tldr fprintd-list`
+
+- View documentation for enrolling new fingerprints:
+
+`tldr fprintd-enroll`
+
+- View documentation for verifying a fingerprint against a database:
+
+`tldr fprintd-verify`
+
+- View documentation for deleteting fingerprints from a database:
+
+`tldr fprintd-delete`