I was reviewing my suggested edits, and saw that the "community" user rejected three of my edits because they "conflicted with a subsequent edit."

What's that supposed to mean? I've had very few rejected edits.

I'm referring to:

• https://askubuntu.com/review/suggested-edits/570310
• https://askubuntu.com/review/suggested-edits/570008
• https://askubuntu.com/review/suggested-edits/570308