Couple things:
1) Do not delete and readd.  Just manipulate what is mapped to preserve edit history.
2) Do not "lollipop" landcovers to simulate holes.  Multipolygon relations should be used instead.

I have resolved this for you for this changeset.
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            #REVIEWED_BAD #OSMCHA
            Published using OSMCha: https://osmcha.org/changesets/148837948
            