France has control of the EU right now. There's some sort of presidency of sorts that gets passed around from country to country and the leader of that country gets to take the reins for a while. It's Macron's turn right now, so he's more Europhile now than usual.
Macron's another one of the TPTB's installed preferitti. He's loyal to France, but more loyal to the globalism project, and he's making that part of his campaign. He's showing this directly to signal his supporters that he's not a "nationalist" which he's now using as an invective against Le Pen.
Gl0b0h0m0 dirtbag, wannabe Mahdi reprobate
Is that what he was shooting for?
Probably two reasons: