[feat] gva: current_block: give complete block

rust-libs/modules/gva/dbs-reader/src/current_frame.rs

rust-libs/modules/gva/dbs-reader/src/lib.rs

rust-libs/modules/gva/gql/src/entities/block_gva.rs

rust-libs/modules/gva/gql/src/lib.rs

rust-libs/modules/gva/gql/src/queries/current_block.rs