[release-branch.go1.26] go1.26.6

Change-Id: I04258bea694def9a16dd544fba28fea45eeadbbb
Reviewed-on: https://go-review.googlesource.com/c/go/+/814840
TryBot-Bypass: Gopher Robot <gobot@golang.org>
Reviewed-by: Mark Freeman <mark@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
diff --git a/VERSION b/VERSION
index 9b642ac..3eab465 100644
--- a/VERSION
+++ b/VERSION
@@ -1,2 +1,2 @@
-go1.26.5
-time 2026-07-01T21:24:27Z
+go1.26.6
+time 2026-08-11T00:40:52Z