Relying Party (#220)

* fix!: alignments according to breaking changes introduced by openid4vci I-D

* RP WTE in PE and Entity Configuration base

* fix: RP presentation with client_id_scheme and request_uri_method within the qrcode/redirect url

* fix: RP presentation with client_id_scheme and request_uri_method using post

* fix: RP presentation defintiion with WTE with exp and iat as constraints

* RP Giada's revision

* RP state definition

* Apply suggestions from code review

Co-authored-by: Giada Sciarretta <giada.sciarretta@gmail.com>

* RP seq diag svg aligned

* Errors that might occur during the presentation (#226)

* RP errors

* Apply suggestions from code review

Co-authored-by: Giada Sciarretta <giada.sciarretta@gmail.com>

* fix: figure visualization issue

* fix: editorial

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Co-authored-by: Giada Sciarretta <giada.sciarretta@gmail.com>
Co-authored-by: fmarino-ipzs <fa.marino@ipzs.it>

* fix: renamed Wallet Trust Evidence in Wallet Attestation

* Apply suggestions from code review

Co-authored-by: Francesco Grauso <grausof@gmail.com>

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Co-authored-by: Giada Sciarretta <giada.sciarretta@gmail.com>
Co-authored-by: fmarino-ipzs <fa.marino@ipzs.it>
Co-authored-by: Francesco Grauso <grausof@gmail.com>