feat(node): disable immediate data deletion after BlobDeleted events by default#3161

halfprice merged 3 commits intoreleases/walrus-v1.44.0-releaseMystenLabs/walrus:releases/walrus-v1.44.0-releasefrom

mlegner/v1.44-cherry-picks/3160MystenLabs/walrus:mlegner/v1.44-cherry-picks/3160Copy head branch name to clipboard