refactor(pallet-gear-builtin) builtin ids can now be read by subscan

[Lazark0x]

Resolves #4694

[semanticdiff-com]

Review changes with  

Changed Files

File	Status
pallets/gear/src/tests.rs	73% smaller
runtime/vara/src/tests/mod.rs	55% smaller
pallets/gear-eth-bridge/src/builtin.rs	55% smaller
examples/staking-broker/src/wasm.rs	42% smaller
examples/proxy-broker/src/wasm.rs	29% smaller
pallets/gear-builtin/rpc/runtime-api/src/lib.rs	24% smaller
pallets/gear-builtin/src/lib.rs	22% smaller
runtime/vara/src/lib.rs	22% smaller
common/src/lib.rs	21% smaller
pallets/gear-builtin/src/tests/bad_builtin_ids.rs	20% smaller
examples/bls381/src/wasm.rs	16% smaller
pallets/gear-eth-bridge/src/mock.rs	11% smaller
pallets/gear-builtin/rpc/src/lib.rs	8% smaller
pallets/gear-builtin/src/tests/bls381.rs	7% smaller
pallets/gear-builtin/src/tests/staking.rs	6% smaller
pallets/gear-builtin/src/tests/basic.rs	5% smaller
pallets/gear-builtin/src/mock.rs	2% smaller
Cargo.lock	Unsupported file format
examples/bls381/Cargo.toml	Unsupported file format
examples/staking-broker/Cargo.toml	Unsupported file format
node/service/Cargo.toml	Unsupported file format
pallets/gear-builtin/Cargo.toml	Unsupported file format
pallets/gear-builtin/rpc/Cargo.toml	Unsupported file format
pallets/gear-builtin/rpc/runtime-api/Cargo.toml	Unsupported file format
pallets/gear-builtin/src/benchmarking.rs	0% smaller
pallets/gear-builtin/src/bls12_381.rs	0% smaller
pallets/gear-builtin/src/proxy.rs	0% smaller
pallets/gear-builtin/src/staking.rs	0% smaller
pallets/gear-eth-bridge/Cargo.toml	Unsupported file format
pallets/gear-eth-bridge/src/lib.rs	0% smaller
runtime/vara/Cargo.toml	Unsupported file format