[19.0][FIX] upgrade_analysis: don't generate eval="''" attributes#3541

OCA-git-bot merged 1 commit intoOCA:19.0OCA/server-tools:19.0from

hbrunn:19.0-upgrade_analysis-falsy-value-for-discarded-value-no-eval-empty-stringhbrunn/server-tools:19.0-upgrade_analysis-falsy-value-for-discarded-value-no-eval-empty-stringCopy head branch name to clipboard