config: regenerate upload config

This is an automated CL which updates the generated upload config.

[git-generate]
go generate ./internal/configgen

Change-Id: I0cba86ef81daffcace4350f686c77b7534f7e8d0
Reviewed-on: https://go-review.googlesource.com/c/telemetry/+/764000
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Madeline Kalil <mkalil@google.com>
Auto-Submit: Gopher Robot <gobot@golang.org>

config/config.json

diff --git a/config/config.json b/config/config.json
index efaf281..64f1c32 100644
--- a/config/config.json
+++ b/config/config.json
@@ -387,11 +387,13 @@
 		"go1.25.6",
 		"go1.25.7",
 		"go1.25.8",
+		"go1.25.9",
 		"go1.26rc1",
 		"go1.26rc2",
 		"go1.26rc3",
 		"go1.26.0",
-		"go1.26.1"
+		"go1.26.1",
+		"go1.26.2"
 	],
 	"SampleRate": 1,
 	"Programs": [
@@ -442,11 +444,13 @@
 				"go1.25.6",
 				"go1.25.7",
 				"go1.25.8",
+				"go1.25.9",
 				"go1.26rc1",
 				"go1.26rc2",
 				"go1.26rc3",
 				"go1.26.0",
-				"go1.26.1"
+				"go1.26.1",
+				"go1.26.2"
 			],
 			"Counters": [
 				{
@@ -509,11 +513,13 @@
 				"go1.25.6",
 				"go1.25.7",
 				"go1.25.8",
+				"go1.25.9",
 				"go1.26rc1",
 				"go1.26rc2",
 				"go1.26rc3",
 				"go1.26.0",
-				"go1.26.1"
+				"go1.26.1",
+				"go1.26.2"
 			],
 			"Counters": [
 				{