Add more support for functional groups

[mrbean-bremen]

• add checks for macros that are not allowed in shared or per-frame functional groups
• add check that macros are not present in both shared and per-frame functional groups
• closes Problem with (5200,9229) Shared Functional Groups Sequence for X-ray 3d craniofacial image in 0.3.5 #27

[codecov-commenter]

Codecov Report

Merging #37 (c81dd46) into main (f1e722e) will increase coverage by 0.34%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main      #37      +/-   ##
==========================================
+ Coverage   87.63%   87.97%   +0.34%     
==========================================
  Files          14       14              
  Lines        1480     1489       +9     
==========================================
+ Hits         1297     1310      +13     
+ Misses        183      179       -4     

Files Changed	Coverage Δ
dicom_validator/spec_reader/condition.py	94.84% <ø> (ø)
dicom_validator/spec_reader/condition_parser.py	98.88% <100.00%> (+0.02%)	⬆️
dicom_validator/spec_reader/part3_reader.py	96.17% <100.00%> (-0.04%)	⬇️
dicom_validator/validator/iod_validator.py	93.03% <100.00%> (+1.25%)	⬆️

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