Preview: In case of peptide monomers are on canvas, error "Cannot save molecule in IDT format - monomer(s) … doesn’t have IDT code." should appear.

[NadezhdaPeskun]

Steps to Reproduce

1. Switch to Macro

2. Open example of KET file with Peptides
   ketcher (end peptide).zip
   ketcher (middle Peptide).zip

3. try to Save as IDT

Actual behavior
Incorrect error message about Peptides

Expected behavior
According to

• Macro: UI support for IDT import/export #4495
  In case of peptide monomers are on canvas, error "Cannot save molecule in IDT format - monomer(s) … doesn’t have IDT code." should appear.

Win11
Chrome: Version 123.0.6312.123 (Official Build) (64-bit)

Ketcher
[Version 2.22-rc.1] CI
[Indigo Toolkit] CI
Version 1.21.0-rc.1

[olganaz]

Desired Error message:
"Cannot save molecule in IDT format - monomer… doesn’t have IDT code."

[NadezhdaPeskun]

Should be moved to INDIGO

[NadezhdaPeskun]

Moved to Indigo epam/Indigo#1957