refactor: graphql types to differentiate inputs

[Freyskeyd]

Description

This PR prepares the work to add the position and expose more fields to GraphQL.
It updates the different input such as SourceStreamPosition to SourceStreamPositionInput.

Breaking changes

BREAKING CHANGE: This break the 0.0.10 GraphQL API definition due to the rename of some fields.

PR Checklist:

• 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
• I have added or updated tests that comprehensively prove my change is effective or that my feature works

[codecov]

Codecov Report

Attention: 5 lines in your changes are missing coverage. Please review.

Comparison is base (acedac7) 0.00% compared to head (89f24d3) 68.08%.

Files	Patch %	Lines
crates/topos-core/src/uci/subnet_id.rs	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##           main     #435       +/-   ##
=========================================
+ Coverage      0   68.08%   +68.08%     
=========================================
  Files         0      224      +224     
  Lines         0    13129    +13129     
=========================================
+ Hits          0     8939     +8939     
- Misses        0     4190     +4190     

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