Add ORDER BY

[larshp]

./src/backend/zcl_ags_merge_requests.clas.abap[65, 9]      - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_merge_requests.clas.abap[130, 5] - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_objects.clas.abap[54, 7]         - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_objects.clas.abap[71, 7]         - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_objects.clas.abap[99, 7]         - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_repos.clas.abap[71, 7]           - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_tree_cache.clas.abap[100, 7]     - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_tree_cache.clas.abap[127, 7]     - Add ORDER BY (select_add_order_by) [E]
./src/database/zcl_ags_db_tree_cache.clas.abap[156, 7]     - Add ORDER BY (select_add_order_by) [E]
./src/frontend/zags_migration_02.prog.abap[23, 3]          - Add ORDER BY (select_add_order_by) [E]
./src/frontend/zags_migration_03.prog.abap[15, 3]          - Add ORDER BY (select_add_order_by) [E]
./src/frontend/zags_migration_03.prog.abap[24, 3]          - Add ORDER BY (select_add_order_by) [E]