chore: Replace "git whatchanged" command by "git log --raw --no-merges" (fixes #1012)#1014

Pontax wants to merge 1 commit into

commitizen:mastercommitizen/cz-cli:masterfrom

Pontax:feature/replace-git-whatchanged-deprecatedPontax/cz-cli:feature/replace-git-whatchanged-deprecatedCopy head branch name to clipboard