[v4] Fix CM permissions with locales

[soupette]

Signed-off-by: soupette cyril@strapi.io

What does it do?

It fixes the CM's permissions when a role does not have a locale property.

[HichamELBSI]

LGTM good job !!

[codecov]

Codecov Report

Merging #11704 (7e8a11b) into releases/v4 (d6c366c) will not change coverage.
The diff coverage is n/a.

@@             Coverage Diff              @@
##           releases/v4   #11704   +/-   ##
============================================
  Coverage        47.07%   47.07%           
============================================
  Files              211      211           
  Lines             8116     8116           
  Branches          1782     1782           
============================================
  Hits              3821     3821           
  Misses            3527     3527           
  Partials           768      768           

Flag	Coverage Δ
front	?
unit	47.07% <ø> (ø)

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