Such a person doesn't mind losing or winning; however, they dislike having to experience resistance/confrontation. To clarify, such a person does not necessarily "fear" confrontation but thinks confrontation is too much of a hassle.
Let's make a point that finds confrontation too much of a hassle is the primary meaning.
— A clarifying treat for those who get it; otherwise, insightful nonetheless:
"If I don't have to do it, I won't. If I have to do it, I'll make it quick."
Best Answer
"Conflict-averse" is the term we use for this in the human services professions.