Update doc/api/permissions.md

Co-authored-by: Luigi Pinca <luigipinca@gmail.com>

Author: cybe4sent1nel

doc/api/permissions.md

@@ -260,7 +260,7 @@ Cross-process signaling is an operating-system-level capability; restricting it
 the operator (for example, using OS-level process isolation, separate OS users per process, or
 seccomp/AppArmor profiles on Linux).
 
-Developers relying on --permission to sandbox untrusted code should be aware that:
+Developers relying on [`--permission`][] to sandbox untrusted code should be aware that:
 
 * `process._debugProcess()` is callable from any sandboxed process with no grants.
 * If a target Node.js process is running on the same host under the same OS user, it can be forced to