Add Icinga Director to lits of components capable of strict CSP

 - Was implemented in Icinga/icingaweb2-module-director#2857

doc/20-Advanced-Topics.md

@@ -138,6 +138,7 @@ Here is a list of all Icinga Web components that are capable of strict CSP.
 | Icinga Reporting                  | [v1.0.0](https://github.com/Icinga/icingaweb2-module-reporting/releases/tag/v1.0.0)       |
 | Icinga IDO Reports                | [v0.10.1](https://github.com/Icinga/icingaweb2-module-idoreports/releases/tag/v0.10.1)    |
 | Icinga Cube                       | [v1.3.2](https://github.com/Icinga/icingaweb2-module-cube/releases/tag/v1.3.2)            |
+| Icinga Director                   | [v1.11.1](https://github.com/Icinga/icingaweb2-module-director/releases/tag/v1.11.1)      |
 | Icinga Business Process Modeling  | [v2.5.0](https://github.com/Icinga/icingaweb2-module-businessprocess/releases/tag/v2.5.0) |
 | Icinga Certificate Monitoring     | [v1.3.0](https://github.com/Icinga/icingaweb2-module-x509/releases/tag/v1.3.0)            |
 | Icinga PDF Export                 | [v0.10.2](https://github.com/Icinga/icingaweb2-module-pdfexport/releases/tag/v0.10.2)     |