refactor(client)!: Remove request wrappers - AuthClient::role_grant_permission

[lxl66566]

Depends-On: #882

Please briefly answer these questions:

• what problem are you trying to solve? (or if there's no problem, what's the motivation for this change?)

• what changes does this pull request make?

• are there any non-obvious implications of these changes? (does it break compatibility with previous versions, etc)

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 89.04110% with 8 lines in your changes missing coverage. Please review.

Project coverage is 76.21%. Comparing base (e35b35a) to head (a98d199). Report is 187 commits behind head on master.

Files	Patch %	Lines
crates/xlinectl/src/command/role/grant_perm.rs	79.31%	6 Missing :warning:
crates/xline-client/src/types/auth.rs	92.59%	2 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #898      +/-   ##
==========================================
+ Coverage   75.55%   76.21%   +0.65%     
==========================================
  Files         180      190      +10     
  Lines       26938    28829    +1891     
  Branches    26938    28829    +1891     
==========================================
+ Hits        20353    21972    +1619     
- Misses       5366     5540     +174     
- Partials     1219     1317      +98     

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[mergify[bot]]

@lxl66566 Your PR is in conflict and cannot be merged.