LightGBM

Migrated to f-strings for .\.nuget\create_nuget.py  #4136 (#4162)

* Migrated to f-strings for .\.nuget\create_nuget.py #4136

* Migrate to f-strings for the Python code for  docs/conf.py #4136

* add missing whitespace at ./docs/conf.py:79:14

* Revert "add missing whitespace at ./docs/conf.py:79:14"

This reverts commit 60200849b1a2bd911cc426014ecf1d6e319861b4.

* Revert "Migrate to f-strings for the Python code for  docs/conf.py #4136"

This reverts commit 6f28bd11d530c18d7937588469484499b3ab0862.

* added the requested changes in .nuget/create_nuget.py

* added the requested changes

* Update .nuget/create_nuget.py

Co-authored-by: Nikita Titov <nekit94-08@mail.ru>

* Update .nuget/create_nuget.py

Co-authored-by: Nikita Titov <nekit94-08@mail.ru>

* Update .nuget/create_nuget.py

Co-authored-by: Nikita Titov <nekit94-08@mail.ru>

Co-authored-by: Nikita Titov <nekit94-08@mail.ru>