Add allow-create to testing-read

2024-05-20T09:24:52.539Z api-8498d7698d-62wmw INFO [jobtech-taxonomy.api.db.database-connection:310] - Create database for {:cfg {:db-name "taxonomy-testing-read-db", :server-type :datomic-local, :storage-dir :mem, :system "taxonomy-testing-read"}, :id :datomic-v.testing-read, :init-db {:filename "taxonomy.nippy", :wanderung/type :nippy-jar}, :threads 32, :type :datomic}
2024-05-20T09:24:52.545Z api-8498d7698d-62wmw ERROR [jobtech-taxonomy.api.core:16] - {:what :uncaught-exception, :exception #error {
 :cause "`create-database` was called with `:allow-create` false"
 :data {:backend {:cfg {:db-name "taxonomy-testing-read-db", :server-type :datomic-local, :storage-dir :mem, :system "taxonomy-testing-read"}, :id :datomic-v.testing-read, :init-db {:filename "taxonomy.nippy", :wanderung/type :nippy-jar}, :threads 32, :type :datomic}}
 :via
 [{:type clojure.lang.ExceptionInfo
   :message "`create-database` was called with `:allow-create` false"
   :data {:backend {:cfg {:db-name "taxonomy-testing-read-db", :server-type :datomic-local, :storage-dir :mem, :system "taxonomy-testing-read"}, :id :datomic-v.testing-read, :init-db {:filename "taxonomy.nippy", :wanderung/type :nippy-jar}, :threads 32, :type :datomic}}
   :at [jobtech_taxonomy.api.db.database_connection$create_database invokeStatic "database_connection.clj" 223]}]
 :trace
 [[jobtech_taxonomy.api.db.database_connection$create_database invokeStatic "database_connection.clj" 223]
  [jobtech_taxonomy.api.db.database_connection$create_database invoke "database_connection.clj" 214]