Preview: Reaction with the single arrow is changed to reaction with Multi-Tailed Arrow after layout action

[ivanmaslow]

Steps to Reproduce

1. Add 2 reactions with Multi-Tailed Arrow and single arrow with shifted positions:
   
2. Click on Layout

Actual behavior

• Single reaction is transformed to reaction with Multi-Tailed arrow, positions of elements are normalized, size of arrows is changed to default for Indigo
  

Expected behavior

• Single reaction isn't transformed to reaction with Multi-Tailed arrow, positions of elements are normalized, size of arrows is changed to default for Indigo

Environment details

• Detected on CI-CD environment with 2309-update-layout build
• Ketcher [Version 2.25.0-rc.2] Build at 2024-09-30; 06:32:00
• Version 1.25.0-dev.2.6-g0e1cfa10-wasm32-wasm-clang-12.0.0
• Desktop, Windows 11 Enterprise
• Chrome Version 129.0.6668.71 (Official Build) (64-bit)

Notes

• Pay attention that it should work with actual result for save to RDF/load from RDF actions;
• Issue is detected during exploratory testing of Import/Export for Multi-Tailed Arrow in cascade reactions - Import/export multi-tails in KET #2236