internal/history: document Go 1.24.6 and 1.23.12 releases

Change-Id: Ief2c1a88f499ffbe4f86b7a48ab06db3a43d6005
Reviewed-on: https://go-review.googlesource.com/c/website/+/693636
Reviewed-by: Dmitri Shuralyov <[email protected]>
Auto-Submit: Dmitri Shuralyov <[email protected]>
LUCI-TryBot-Result: Go LUCI <[email protected]>
Reviewed-by: Mark Freeman <[email protected]>

Author: dmitshur

internal/history/release.go

@@ -13,6 +13,24 @@ import "html/template"
 //
 // The table is sorted by date, breaking ties with newer versions first.
 var Releases = []*Release{
+	{
+		Date: Date{2025, 8, 6}, Version: Version{1, 24, 6},
+		Security: &FixSummary{
+			Packages: []string{"database/sql", "os/exec"},
+		},
+		Bug: &FixSummary{
+			Components: []template.HTML{"the runtime"},
+		},
+	},
+	{
+		Date: Date{2025, 8, 6}, Version: Version{1, 23, 12},
+		Security: &FixSummary{
+			Packages: []string{"database/sql", "os/exec"},
+		},
+		Bug: &FixSummary{
+			Components: []template.HTML{"the runtime"},
+		},
+	},
 	{
 		Date: Date{2025, 7, 8}, Version: Version{1, 24, 5},
 		Security: &FixSummary{