chore: add a few noop functions to builder

[mattsse]

add a few convenience functions to the builder to make it easier to configure rpc without certain components

[codecov]

Codecov Report

Merging #3659 (a47efa9) into main (526f624) will decrease coverage by 28.85%.
The diff coverage is 0.00%.

Impacted Files	Coverage Δ
crates/rpc/rpc-builder/src/lib.rs	54.26% <0.00%> (-13.37%)	⬇️

... and 278 files with indirect coverage changes

Flag	Coverage Δ
integration-tests	13.56% <0.00%> (-2.36%)	⬇️
unit-tests	34.01% <0.00%> (-30.11%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
reth binary	10.76% <ø> (-15.64%)	⬇️
blockchain tree	69.93% <ø> (-11.33%)	⬇️
pipeline	49.76% <ø> (-36.94%)	⬇️
storage (db)	53.03% <ø> (-20.46%)	⬇️
trie	58.94% <ø> (-35.73%)	⬇️
txpool	30.41% <ø> (-18.88%)	⬇️
networking	40.55% <ø> (-37.29%)	⬇️
rpc	31.27% <0.00%> (-26.95%)	⬇️
consensus	36.70% <ø> (-26.66%)	⬇️
revm	18.39% <ø> (-16.47%)	⬇️
payload builder	6.83% <ø> (ø)
primitives	48.52% <ø> (-39.76%)	⬇️

[Rjected]

nice, lgtm