Enable blocking RPC methods

[rakanalh]

Description

Linked Issues

• Fixes Resolve long running RPC calls halting node sync #1018

[kpp]

The thing is I doubt we will ever have async endpoints. We would have need them for things like going to network to get some info, but due do the nature of our architecture that's not the case...

[codecov]

Codecov Report

Attention: Patch coverage is 75.33333% with 37 lines in your changes missing coverage. Please review.

Project coverage is 77.8%. Comparing base (a5f9485) to head (8437045).
Report is 11 commits behind head on nightly.

Files	Patch %	Lines
...odule-system/sov-modules-macros/src/rpc/rpc_gen.rs	51.6%	29 Missing ⚠️
crates/sequencer/src/rpc.rs	86.9%	3 Missing ⚠️
...vereign-sdk/full-node/sov-ledger-rpc/src/server.rs	92.5%	3 Missing ⚠️
crates/ethereum-rpc/src/lib.rs	90.0%	2 Missing ⚠️

Additional details and impacted files

Files	Coverage Δ
crates/ethereum-rpc/src/ethereum.rs	100.0% <ø> (ø)
crates/ethereum-rpc/src/gas_price/gas_oracle.rs	80.5% <100.0%> (+0.6%)	⬆️
crates/evm/src/query.rs	86.3% <ø> (ø)
crates/sequencer/src/sequencer.rs	90.7% <ø> (+<0.1%)	⬆️
crates/ethereum-rpc/src/lib.rs	87.4% <90.0%> (-1.5%)	⬇️
crates/sequencer/src/rpc.rs	70.7% <86.9%> (+0.3%)	⬆️
...vereign-sdk/full-node/sov-ledger-rpc/src/server.rs	97.4% <92.5%> (-1.1%)	⬇️
...odule-system/sov-modules-macros/src/rpc/rpc_gen.rs	84.7% <51.6%> (-7.6%)	⬇️

... and 30 files with indirect coverage changes