[stable30] fix: add minimum sqlite version to system requirements

[backportbot]

Backport of PR #12209

[joshtrichards]

/backport to stable29

[backportbot]

The backport to stable29 failed. Please do this backport manually.

# Switch to the target branch and update it
git checkout stable29
git pull origin stable29

# Create the new backport branch
git checkout -b backport/12210/stable29

# Cherry pick the change from the commit sha1 of the change against the default branch
# This might cause conflicts, resolve them
git cherry-pick 5a72ec78

# Push the cherry pick commit to the remote repository and open a pull request
git push origin backport/12210/stable29

Error: No changes found in backport branch

---

Learn more about backports at https://docs.nextcloud.com/server/stable/go.php?to=developer-backports.