rename all migrations to 1.x

db/migrations/1.321_add_terms_accepted_config.php

db/migrations/1.322_add_missing_evaluation_configuration.php

db/migrations/1.323_biest_11462_change_column_types.php

db/migrations/1.324_drop_citation_style.php

db/migrations/1.325_tic11044_admin_course_notices_2.php

db/migrations/1.326_courseware_integration.php

db/migrations/1.328_add_content_widget.php

db/migrations/1.32_restricted_user_management.php

db/migrations/1.33_lock_rule_admin_perm.php

db/migrations/1.34_add_allow_selfassign_institute.php

db/migrations/1.35_add_additional_log_actions.php

db/migrations/1.36_step_00156_editierbares_impressum.php

db/migrations/1.37_log_actions_expires.php

db/migrations/1.38_allow_admin_useraccess.php

db/migrations/1.39_step_00153_studienmodulmanagement.php

db/migrations/1.3_step_87_extern_configurations.php

db/migrations/1.40_add_index_to_log_events.php

db/migrations/1.41_step_00157_rolemanagment.php

db/migrations/1.42_change_action_id_inst_create.php

db/migrations/1.43_step_00159_datafieldentry.php