refs #15589 [fid_adlr] transfer licenses from composer package into instance and embed DBIS package

* .gitignore changed: ignore copied dbis mixin in theme folder
* composer.json changed: add DBIS package AND add post-install / post-update - hooks to copy mixins after composer install or update
* config/application.config.php changed: also dbis module is still needed here for activation
* fid_adlr/config/vufind/config.ini changed: set adlr licenses configuration
* fid_adlr/config/vufind/fid.ini changed: set current api backend - remove on go live
* fid_adlr/config/vufind/permissionBehavior.ini added: derived from fid for correct handling of permissions in permissionHelper (defaultDeniedTemplateBehavior = true)
* fid_adlr/config/vufind/permissions.ini added: set permissions for licenses (currenty full_access only) and dbis (all)
* module/fid_adlr/config/module.config.php changed: add routes for licenses = dbis = databases
* module/fid_adlr/src/Controller/MyResearchController.php & MyResearchControllerFactor...