fix: improve and standardize the DIF Presentation Exchange implementation

[elribonazo]

Description:

This PR ensures compliance with the DIF Presentation exchange protocol V2

Added fixes to properly validate submissions recursively using descriptor_item format and nested_paths.
Presentation Submission can now contain jwt_vc only, combination of jwt_vp + jwt_vc and sd_jwt submissions.
Added test coverage for edge cases, invalid or missing signatures and attributes

Checklist:

• My PR follows the contribution guidelines of this project
• My PR is free of third-party dependencies that don't comply with the Allowlist
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• I have checked the PR title to follow the conventional commit specification

[coveralls]

Pull Request Test Coverage Report for Build 13702759772

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

• For more information on this, see Tracking coverage changes with pull request builds.
• To avoid this issue with future PRs, see these Recommended CI Configurations.
• For a quick fix, rebase this PR at GitHub. Your next report should be accurate.

Details

• 80 of 93 (86.02%) changed or added relevant lines in 5 files are covered.
• 82 unchanged lines in 16 files lost coverage.
• Overall coverage increased (+1.2%) to 74.996%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/pollux/utils/jwt/SDJWT.ts	10	12	83.33%
src/pollux/utils/jwt/CreateSDJWT.ts	13	18	72.22%
src/plugins/internal/dif/PresentationVerify.ts	42	48	87.5%

Files with Coverage Reduction	New Missed Lines	%
src/castor/Castor.ts	1	69.15%
src/edge-agent/didcomm/CreatePeerDID.ts	1	87.1%
src/edge-agent/didcomm/HandleOOBInvitation.ts	1	92.0%
src/edge-agent/helpers/RunProtocol.ts	1	86.67%
src/domain/models/Credential.ts	2	66.67%
src/edge-agent/protocols/issueCredential/IssueCredential.ts	2	61.54%
src/pluto/repositories/builders/BaseRepository.ts	2	74.19%
src/pluto/Pluto.ts	4	83.54%
src/pluto/rxdb/Store.ts	4	66.67%
src/edge-agent/protocols/pickup/PickupReceived.ts	5	12.5%

Totals
Change from base Build 13545200167:	1.2%
Covered Lines:	3395
Relevant Lines:	4324

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💛 - Coveralls