Change the use of the Goerli network to the Sepolia network in the TestBlockByNumberAndHash test

[stefanalfbo]

This PR is fixing the issue #1815, to update the test to use the Sepolia network instead of the deprecated Goerli network.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 75.05%. Comparing base (619fffd) to head (9946707).

:exclamation: Current head 9946707 differs from pull request most recent head fb3a20d. Consider uploading reports for the commit fb3a20d to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1816      +/-   ##
==========================================
+ Coverage   74.92%   75.05%   +0.13%     
==========================================
  Files          96       96              
  Lines        8183     8183              
==========================================
+ Hits         6131     6142      +11     
+ Misses       1523     1517       -6     
+ Partials      529      524       -5     

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[pnowosie]

This PR will be merge to main as a part of #1861