Update CHANGELOG

Author: DriesSchaumont

CHANGELOG.md

@@ -34,7 +34,7 @@
 
 * Add missing CUDA enabled `jaxlib` to components that use `scvi-tools` (`scanvi`, `scarches`, `scvi` and `totalvi`) (PR #1028)
 
-* `leiden`: fix issue where the logging system was shut down prematurely after the calculations were done (PR #)
+* `leiden`: fix issue where the logging system was shut down prematurely after the calculations were done (PR #1030)
 
 * Added missing `gpu` label to `scarches` component (PR #1027).