feat: [AoU-1603] Remove user guide from menu

https://issues.unige.ch/browse/AOU-1603

src/app/components/presentationals/main-toolbar/main-toolbar/main-toolbar.presentational.html

@@ -20,7 +20,6 @@
                                      (logoutChange)="logout()"
                                      (themeChange)="changeTheme($event)"
                                      (darkModeChange)="changeDarkMode($event)"
-                                     (userGuideOpen)="openUserGuide()"
                                      (validatorGuideOpen)="openValidatorGuide()"
                                      (searchChange)="search($event)"
 >