refactor: rename sql_vdbe_max_steps to vdbe_max_steps

doc/sql/query.ebnf

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

...tridge/test_app/test/integration/left_outer_join_test.lua

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

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

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

sbroad-core/src/frontend/sql.rs

sbroad-core/src/frontend/sql/ir/tests.rs

sbroad-core/src/frontend/sql/ir/tests/cte.rs

sbroad-core/src/frontend/sql/ir/tests/funcs.rs

sbroad-core/src/frontend/sql/ir/tests/global.rs

sbroad-core/src/frontend/sql/ir/tests/insert.rs

sbroad-core/src/frontend/sql/ir/tests/join.rs

sbroad-core/src/frontend/sql/ir/tests/like.rs

sbroad-core/src/frontend/sql/ir/tests/limit.rs

sbroad-core/src/frontend/sql/ir/tests/params.rs

sbroad-core/src/frontend/sql/ir/tests/trim.rs

sbroad-core/src/frontend/sql/ir/tests/union.rs

sbroad-core/src/frontend/sql/ir/tests/update.rs

sbroad-core/src/frontend/sql/query.pest