You mean that tiny uptick in percentage, after an unprecedented drop surrounding a global pandemic? That ~0.02% change? The second-lowest rate of emigration since 1990? The rate, which has actually ticked slightly downward in the last year - going by the graph in the article?
The data in this article only looks bad from one very narrow and very specific angle. From every other perspective, it’s a story of success for immigrants, showing that Canada is retaining newcomers at a rate that hasn’t been seen in over 30 years.