scripts: enable-fingerprint targets hyprlock PAM file

Replace /etc/pam.d/gtklock with /etc/pam.d/hyprlock in the TARGETS
array now that hyprlock is the session locker. Update the header
comment to match.

scripts/enable-fingerprint.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# enable-fingerprint.sh — wire pam_fprintd.so into sudo + gtklock auth stacks.
+# enable-fingerprint.sh — wire pam_fprintd.so into sudo + hyprlock auth stacks.
 # Idempotent: re-runs are no-ops once the line is present. Run with sudo.
 # Prerequisite: fprintd installed and at least one finger enrolled
 # (run `fprintd-enroll` as your user first).
@@ -17,7 +17,7 @@ if ! command -v fprintd-enroll >/dev/null 2>&1; then
 fi
 
 PAM_LINE="auth      sufficient    pam_fprintd.so"
-TARGETS=(/etc/pam.d/sudo /etc/pam.d/gtklock)
+TARGETS=(/etc/pam.d/sudo /etc/pam.d/hyprlock)
 
 for f in "${TARGETS[@]}"; do
     if [ ! -f "$f" ]; then