use Xxhash3 for StorageKey.GetHashCode

[nan01ab]

Description

I found StorageKey.GetHashCode consumes some CPU resources on when I do some rpc methods performance tests.

This is a simple change that can improve performance.

#3543

Type of change

• Optimization (the change is only an optimization)
• Style (the change is only a code style for better maintenance or standard purpose)
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[vncoelho]

Hard fork params come later,right?

[nan01ab]

Hard fork params come later,right?

No need for hardfork

[Jim8y]

LGTM

[Jim8y]

Hard fork params come later,right?

Its not needed, this just avoid redundency computing.

[shargon]

HashCode.Combine, like others, we should not use different ways in different areas of the code

[nan01ab]

HashCode.Combine, like others, we should not use different ways in different areas of the code

Changed to HashCode.Combine

change applied