Sense chain monomers remain selected FOREVER after antisense chain creation

[AlexeyGirin]

Steps to Reproduce

1. Go to Macro - Flex mode (clean canvas)
2. Load from HELM: RNA1{[dR](T)P.[dR](A)P.[dR](T)P.[dR](A)P.[dR](A,T)P.[dR](A)P.[dR](A,T)P}$$$$V2.0
   
3. Select all monomers, call context menu and click Create Antisense RNA Strand

Actual behavior
System creates antisense chain and left sense chain monomers selected FOREVER

2025-04-04_16h50_41.mp4

Expected behavior
System creates antisense chain and left sense chain selected but it is possible to remove selection by clicking on the canvas

Versions

• Ketcher Version 3.3.0-rc.1 Build at 2025-04-02; 09:36:56
• Indigo Version 1.31.0-rc.1.0-g859747ec7-wasm32-wasm-clang-19.0.0
• Chrome Version 135.0.7049.42 (Official Build) (64-bit)
• Win10

Issue found while testing: #6317