feat: reduce memory allocations on msgpack serialization

sbroad-cartridge/src/api/calculate_bucket_id.rs

sbroad-cartridge/test_app/test/integration/api_test.lua

sbroad-core/src/backend/sql/ir.rs

sbroad-core/src/backend/sql/space.rs

sbroad-core/src/executor/engine.rs

sbroad-core/src/executor/engine/helpers.rs

sbroad-core/src/executor/engine/mock.rs

sbroad-core/src/executor/result.rs

sbroad-core/src/executor/result/tests.rs

sbroad-core/src/executor/tests.rs

sbroad-core/src/executor/tests/between.rs

sbroad-core/src/executor/tests/bucket_id.rs

sbroad-core/src/executor/tests/empty_motion.rs

sbroad-core/src/executor/tests/not_eq.rs

sbroad-core/src/executor/tests/not_in.rs

sbroad-core/src/ir/value.rs