Bump version for v1.15.25 release #220

Job	Run time
Run test and build (macos-15-intel)	5m 50s
Run test and build (ubuntu-latest)	1m 43s
Run test and build (ubuntu-24.04-arm)	1m 19s
Run test and build (macos-14)	1m 35s
Run test and build (macos-15)	1m 38s
	12m 5s

Provide feedback