fix: update fleet-coordinator to use fix-workflow-permissions.sh

Replace references to deleted fix-missing-permissions.sh with its
consolidated replacement fix-workflow-permissions.sh.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Jonathan D.A. Jewell

fleet-coordinator.sh

@@ -301,7 +301,7 @@ EOF
                 echo "bash \"$FLEET_DIR/scripts/fix-unpinned-actions.sh\" \"\$REPO_PATH\" \"$finding_json\"" >> "$fix_script"
                 ;;
             missing_permissions)
-                echo "bash \"$FLEET_DIR/scripts/fix-missing-permissions.sh\" \"\$REPO_PATH\" \"$finding_json\"" >> "$fix_script"
+                echo "bash \"$FLEET_DIR/scripts/fix-workflow-permissions.sh\" \"\$REPO_PATH\" \"$finding_json\"" >> "$fix_script"
                 ;;
             missing_spdx)
                 echo "bash \"$FLEET_DIR/scripts/fix-missing-spdx.sh\" \"\$REPO_PATH\" \"$finding_json\"" >> "$fix_script"
@@ -443,7 +443,7 @@ RULE_EOF
 
     auto_fixable(missing_permissions(_), true).
 
-    fix_script(missing_permissions(_), 'scripts/fix-missing-permissions.sh').
+    fix_script(missing_permissions(_), 'scripts/fix-workflow-permissions.sh').
 
 :- end_object.
 RULE_EOF