Fix issues after backward incompatible changes in RF 6.1

[bhirsz]

Fixes #550

[codecov-commenter]

Codecov Report

Patch coverage: 92.85% and project coverage change: -0.02% ⚠️

Comparison is base (8743872) 96.96% compared to head (6d9b2cf) 96.95%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #552      +/-   ##
==========================================
- Coverage   96.96%   96.95%   -0.02%     
==========================================
  Files          49       49              
  Lines        4842     4854      +12     
==========================================
+ Hits         4695     4706      +11     
- Misses        147      148       +1     

Files Changed	Coverage Δ
robotidy/transformers/Translate.py	96.24% <87.50%> (-0.61%)	⬇️
robotidy/transformers/MergeAndOrderSections.py	100.00% <100.00%> (ø)

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