*: upgrade golang to 1.25.3 #12383
Description
Ref: https://github.com/orgs/pingcap/discussions/64233
To keep our project up-to-date with the latest Go toolchain, we should upgrade from our current Go version to 1.25.3.
This upgrade will allow us to benefit from the latest performance improvements, security fixes, and features included in the Go 1.25 release.