Its expected. As these countries develop and become wealthier, they'll need cheap energy. Its up to the west to continue their phase out of coal to offset the increases.
That being said, the IEA has routinely underestimated renewable energy growth. And as your article notes at the end:
The outlook can change if governments adopt more renewable-friendly policies, Sadamori said. For a start, approved solar and wind projects are outpacing coal this year for the first time ever, which suggests an inflection point for the region.
“We are seeing some positive signs,” Sadamori said. “We hope it’s not a blip.”
I highly doubt it is a blip. I think there are many reasons to be positive about the transition to renewable.
