config: regenerate upload config

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

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

Change-Id: I5707fc8b8af7c46956819be870d9641942dffe31
Reviewed-on: https://go-review.googlesource.com/c/telemetry/+/798180
LUCI-TryBot-Result: golang-scoped@luci-project-accounts.iam.gserviceaccount.com <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Madeline Kalil <mkalil@google.com>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>

config/config.json

diff --git a/config/config.json b/config/config.json
index deefdb7..59e84bf 100644
--- a/config/config.json
+++ b/config/config.json
@@ -390,6 +390,7 @@
 		"go1.25.9",
 		"go1.25.10",
 		"go1.25.11",
+		"go1.25.12",
 		"go1.26rc1",
 		"go1.26rc2",
 		"go1.26rc3",
@@ -398,7 +399,9 @@
 		"go1.26.2",
 		"go1.26.3",
 		"go1.26.4",
-		"go1.27rc1"
+		"go1.26.5",
+		"go1.27rc1",
+		"go1.27rc2"
 	],
 	"SampleRate": 1,
 	"Programs": [
@@ -452,6 +455,7 @@
 				"go1.25.9",
 				"go1.25.10",
 				"go1.25.11",
+				"go1.25.12",
 				"go1.26rc1",
 				"go1.26rc2",
 				"go1.26rc3",
@@ -460,7 +464,9 @@
 				"go1.26.2",
 				"go1.26.3",
 				"go1.26.4",
-				"go1.27rc1"
+				"go1.26.5",
+				"go1.27rc1",
+				"go1.27rc2"
 			],
 			"Counters": [
 				{
@@ -526,6 +532,7 @@
 				"go1.25.9",
 				"go1.25.10",
 				"go1.25.11",
+				"go1.25.12",
 				"go1.26rc1",
 				"go1.26rc2",
 				"go1.26rc3",
@@ -534,7 +541,9 @@
 				"go1.26.2",
 				"go1.26.3",
 				"go1.26.4",
-				"go1.27rc1"
+				"go1.26.5",
+				"go1.27rc1",
+				"go1.27rc2"
 			],
 			"Counters": [
 				{