[ABO-197] Add orml-vesting to the RelayChain block for Ajuna Network

[DidacSF]

Description

This PR adjusts the BlockNumberProvider for the Ajuna runtime so that it uses the relay chain block number instead of the parachain block number for the vesting calculations.

Type of changes

• build: Changes that affect the build system or external dependencies (eg, Cargo, Docker)
• ci: Changes to CI configuration
• docs: Changes to documentation only
• feat: Changes to add a new feature
• fix: Changes to fix a bug
• refactor: Changes that do not alter functionality
• style: Changes to format the code
• test: Changes to add missing tests or correct existing tests

Checklist

• Tests for the changes have been added
• Necessary documentation is added (if appropriate)
• Formatted with cargo fmt --all
• Linted with cargo clippy --all-features --all-targets
• Tested with cargo test --workspace --all-features --all-targets

[codecov]

Codecov Report

Attention: 53 lines in your changes are missing coverage. Please review.

Comparison is base (210f36d) 74.97% compared to head (56496c5) 75.76%.
Report is 26 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #361      +/-   ##
===========================================
+ Coverage    74.97%   75.76%   +0.79%     
===========================================
  Files           33       33              
  Lines         3421     3508      +87     
===========================================
+ Hits          2565     2658      +93     
+ Misses         856      850       -6     

Files	Coverage Δ
pallets/ajuna-awesome-avatars/src/lib.rs	83.39% <100.00%> (+0.51%)	⬆️
...ts/ajuna-awesome-avatars/src/types/avatar/force.rs	64.00% <100.00%> (+9.83%)	⬆️
...na-awesome-avatars/src/types/avatar/rarity_tier.rs	65.62% <ø> (+9.37%)	⬆️
...na-awesome-avatars/src/types/avatar/versions/v1.rs	87.32% <100.00%> (ø)
...atars/src/types/avatar/versions/v2/avatar_utils.rs	92.22% <ø> (+0.43%)	⬆️
...s/src/types/avatar/versions/v2/combinator/breed.rs	79.31% <ø> (ø)
...s/src/types/avatar/versions/v2/combinator/equip.rs	96.77% <ø> (ø)
...src/types/avatar/versions/v2/combinator/glimmer.rs	81.08% <100.00%> (+1.35%)	⬆️
...rs/src/types/avatar/versions/v2/combinator/mate.rs	68.05% <100.00%> (+0.91%)	⬆️
...ars/src/types/avatar/versions/v2/combinator/mod.rs	48.48% <ø> (ø)
... and 10 more

... and 4 files with indirect coverage changes

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