feat: Implement LDAP interface-specific provisioning filters (#642)

* Implement LDAP filter-based access control for interface provisioning

* test: add unit tests for LDAP interface filtering logic

* smaller improvements / cleanup

---------

Co-authored-by: jc <37738506+theguy147@users.noreply.github.com>
Co-authored-by: Christoph Haas <christoph.h@sprinternet.at>

frontend/src/stores/profile.js

@@ -74,6 +74,7 @@ export const profileStore = defineStore('profile', {
     },
     hasStatistics: (state) => state.statsEnabled,
     CountInterfaces: (state) => state.interfaces.length,
+    HasInterface: (state) => (id) => state.interfaces.some((i) => i.Identifier === id),
   },
   actions: {
     afterPageSizeChange() {