go.mod: update golang.org/x dependencies

Update golang.org/x dependencies to their latest tagged versions.

Change-Id: Ia7d9ea1a17c8ac37e5c48bd44aa629082490a62c
Reviewed-on: https://go-review.googlesource.com/c/exp/+/617664
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Gopher Robot <gobot@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
diff --git a/go.mod b/go.mod
index 739f4ab..2e9ef73 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@
 require (
 	github.com/google/go-cmp v0.6.0
 	golang.org/x/mod v0.21.0
-	golang.org/x/tools v0.25.0
+	golang.org/x/tools v0.26.0
 )
 
 require golang.org/x/sync v0.8.0 // indirect
diff --git a/go.sum b/go.sum
index 6f1f712..486c8d4 100644
--- a/go.sum
+++ b/go.sum
@@ -4,5 +4,5 @@
 golang.org/x/mod v0.21.0/go.mod h1:6SkKJ3Xj0I0BrPOZoBy3bdMptDDU9oJrpohJ3eWZ1fY=
 golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
 golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
-golang.org/x/tools v0.25.0 h1:oFU9pkj/iJgs+0DT+VMHrx+oBKs/LJMV+Uvg78sl+fE=
-golang.org/x/tools v0.25.0/go.mod h1:/vtpO8WL1N9cQC3FN5zPqb//fRXskFHbLKk4OW1Q7rg=
+golang.org/x/tools v0.26.0 h1:v/60pFQmzmT9ExmjDv2gGIfi3OqfKoEP6I5+umXlbnQ=
+golang.org/x/tools v0.26.0/go.mod h1:TPVVj70c7JJ3WCazhD8OdXcZg/og+b9+tH/KxylGwH0=