Add EIP4844 related fields to block header

[omerfirmak]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 80.00000% with 4 lines in your changes are missing coverage. Please review.

Project coverage is 75.50%. Comparing base (633a2a1) to head (73d8c2c).

Files	Patch %	Lines
starknet/block.go	76.47%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1722      +/-   ##
==========================================
+ Coverage   75.46%   75.50%   +0.03%     
==========================================
  Files          90       90              
  Lines        9562     9580      +18     
==========================================
+ Hits         7216     7233      +17     
- Misses       1818     1820       +2     
+ Partials      528      527       -1     

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