Resolve FTS-1731: Migrate FTS-REST v3.11.0 to FLASK

This MR brings the final changes to finalize the FTS-REST-FLASK migration. After this changes all the functionalities from the FTS-REST v3.11.0 should be available in this project.

.gitlab-ci/db.sh

 #!/bin/sh
 
-curl -O https://gitlab.cern.ch/fts/fts3/-/raw/fts-oidc-integration/src/db/schema/mysql/fts-schema-6.0.0.sql
+curl -O https://gitlab.cern.ch/fts/fts3/-/raw/master/src/db/schema/mysql/fts-schema-7.0.0.sql
 
-mysql --user=root --password=asdf --host=mariadb ftsflask < fts-schema-6.0.0.sql
+mysql --user=root --password=asdf --host=mariadb ftsflask < fts-schema-7.0.0.sql
 echo "CREATE USER 'ci'@'%';" | mysql --user=root --password=asdf --host=mariadb
 echo "GRANT ALL PRIVILEGES ON ftsflask.* TO 'ci'@'%' IDENTIFIED BY 'asdf';" | mysql --user=root --password=asdf --host=mariadb
\ No newline at end of file