feat(fhir): Add permission check to FHIR resource update requests

[apeteri]

Updating a resource requires *:* or edit:* permissions if the user has an associated permissions list (applicable to file, LDAP and JWT token authentication sources).

[codecov]

Codecov Report

Patch coverage: 5.55% and project coverage change: -0.02 ⚠️

Comparison is base (50112cb) 64.05% compared to head (c0e7746) 64.04%.

Additional details and impacted files

@@             Coverage Diff              @@
##                8.x    #1174      +/-   ##
============================================
- Coverage     64.05%   64.04%   -0.02%     
- Complexity    12784    12785       +1     
============================================
  Files          1763     1764       +1     
  Lines         59636    59653      +17     
  Branches       5511     5514       +3     
============================================
+ Hits          38201    38203       +2     
- Misses        19058    19074      +16     
+ Partials       2377     2376       -1     

Impacted Files	Coverage Δ
...l/fhir/core/request/FhirResourceUpdateRequest.java	0.00% <0.00%> (ø)
...equest/codesystem/FhirCodeSystemUpdateRequest.java	0.00% <0.00%> (ø)
...equest/conceptmap/FhirConceptMapUpdateRequest.java	0.00% <0.00%> (ø)
...re/request/valueset/FhirValueSetUpdateRequest.java	0.00% <0.00%> (ø)
...onal/snowowl/fhir/rest/AbstractFhirController.java	36.36% <0.00%> (-6.88%)	⬇️
...b2international/snowowl/fhir/core/model/Issue.java	95.89% <100.00%> (ø)

... and 7 files with indirect coverage changes

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[cmark]

🥓

[nagyo]

LGTM! 🍏