I’d check first that all 4 bar ends are still firmly connected to the lugs. If this is the case you might even be able to tease the bars a little straighter using your thumb, getting the bar behind the line of your nail will tell you if it will shift like this. It’s Little journey has bound to have weakened the metal a little in the middle of the bend, but as above it’s the joins with the lugs that I would be mindful of.