v2.3.0

Changelog

• 9569bb7 Changed title of short way to declare variable section
• a78365b Fixed last hint info style and typo
• 66c069d Fixed zero values example
• ac66ae3 Update 1.1-basic-structure.md
• 4dde317 Update COUNTRIBUTING.md
• ccaf9d1 edit: for / add exam and some word edition
• f458325 edit: for : correct paragraphing
• bae3828 edit: map / add map-series-slice conversion
• 8c44d6b fix: mermaid flow
• c998af9 update: desktop to version 2.3
• 0c17fe4 update: interface section
• 490a61d update: submodules