feat(relayer): use gas tip cap if available

[cyberhorsey]

No description provided.

[codecov]

Codecov Report

Merging #14024 (979f210) into main (c9fcffe) will decrease coverage by 0.13%.
The diff coverage is 29.41%.

@@            Coverage Diff             @@
##             main   #14024      +/-   ##
==========================================
- Coverage   52.06%   51.94%   -0.13%     
==========================================
  Files         146      147       +1     
  Lines        3818     3829      +11     
  Branches      336      336              
==========================================
+ Hits         1988     1989       +1     
- Misses       1720     1730      +10     
  Partials      110      110              

Flag	Coverage Δ		*Carryforward flag
bridge-ui	94.23% <ø> (ø)		Carriedforward from c9fcffe
eventindexer	78.02% <ø> (ø)		Carriedforward from c9fcffe
protocol	0.00% <ø> (ø)		Carriedforward from c9fcffe
relayer	59.75% <29.41%> (-0.36%)	⬇️
ui	100.00% <ø> (ø)		Carriedforward from c9fcffe

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
packages/relayer/message/errors.go	0.00% <0.00%> (ø)
packages/relayer/message/processor.go	100.00% <ø> (ø)
packages/relayer/message/process_message.go	40.88% <38.46%> (-0.86%)	⬇️

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