all: upgrade go directive to at least 1.25.0 [generated]

By now Go 1.26.0 has been released, and Go 1.24 is no longer supported
per the Go Release Policy (see https://go.dev/doc/devel/release#policy).

For golang/go#69095.

[git-generate]
(cd . && go get go@1.25.0 && go mod tidy && go fix ./... && go mod edit -toolchain=none)

Change-Id: I184fe7b71ad5ddf5259be1f75d0689a0925b8e65
Reviewed-on: https://go-review.googlesource.com/c/benchmarks/+/744120
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Junyang Shao <shaojunyang@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
20 files changed