MESH-1924: Register cdd with add claim

[adamdossa]

changelog

modified API

• new extrinsic identity::cdd_register_did_with_cdd to allow CDD providers to create an identity and add a CDD claim with a blank CddId, in a single extrinsic call.

[codecov]

Codecov Report

Merging #1380 (64c382c) into develop (09de6f4) will decrease coverage by 0.03%.
The diff coverage is 0.00%.

@@             Coverage Diff             @@
##           develop    #1380      +/-   ##
===========================================
- Coverage    43.37%   43.33%   -0.04%     
===========================================
  Files          140      140              
  Lines        30114    30132      +18     
===========================================
- Hits         13062    13059       -3     
- Misses       17052    17073      +21     

Impacted Files	Coverage Δ
pallets/identity/src/lib.rs	15.51% <0.00%> (-0.41%)	⬇️
primitives/src/identity_claim.rs	63.51% <0.00%> (-1.36%)	⬇️
pallets/committee/src/lib.rs	45.56% <0.00%> (-0.24%)	⬇️
pallets/balances/src/lib.rs	57.10% <0.00%> (-0.14%)	⬇️