Update jwt.md (#2152)

Allows accessing the Swagger UI contexts

Author: zpi12lmm

symfony/jwt.md

@@ -105,6 +105,7 @@ security:
   access_control:
     - { path: ^/$, roles: PUBLIC_ACCESS } # Allows accessing the Swagger UI
     - { path: ^/docs, roles: PUBLIC_ACCESS } # Allows accessing the Swagger UI docs
+    - { path: ^/contexts, roles: PUBLIC_ACCESS } # Allows accessing the Swagger UI contexts
     - { path: ^/auth, roles: PUBLIC_ACCESS }
     - { path: ^/, roles: IS_AUTHENTICATED_FULLY }
 ```
@@ -162,6 +163,7 @@ security:
   access_control:
     - { path: ^/$, roles: PUBLIC_ACCESS } # Allows accessing the Swagger UI
     - { path: ^/docs, roles: PUBLIC_ACCESS } # Allows accessing API documentations and Swagger UI docs
+    - { path: ^/contexts, roles: PUBLIC_ACCESS } # Allows accessing the Swagger UI contexts
     - { path: ^/auth, roles: PUBLIC_ACCESS }
     - { path: ^/, roles: IS_AUTHENTICATED_FULLY }
 ```