[ref] gva: separate resolvers and schema in the gql sub-crate

Cargo.lock

Cargo.toml

rust-libs/modules/gva/Cargo.toml

rust-libs/modules/gva/gql/Cargo.toml

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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