testing: remove redundant variable capture from subtest example

Loop variable capturing hasn't been needed like this since Go 1.21;
remove it from the example.

Change-Id: I231dcfdb57832e32d524f156a605ba36d1c9d6d9
Reviewed-on: https://go-review.googlesource.com/c/go/+/660176
Reviewed-by: Alan Donovan <adonovan@google.com>
Auto-Submit: Alan Donovan <adonovan@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>

diff --git a/src/testing/testing.go b/src/testing/testing.go
index 471046e89d948e5f876fca95796399170c7c0051..5b0a33f28d4db2c6083651cf188e753534950374 100644 (file)
--- a/src/testing/testing.go
+++ b/src/testing/testing.go
@@ -345,7 +345,6 @@
 //
 //     func TestGroupedParallel(t *testing.T) {
 //         for _, tc := range tests {
-//             tc := tc // capture range variable
 //             t.Run(tc.Name, func(t *testing.T) {
 //                 t.Parallel()
 //                 ...