🤖 src/ghes-releases/lib/enterprise-dates.json update (#37236)

Co-authored-by: heiskr <heiskr@users.noreply.github.com>
Co-authored-by: Grace Park <gracepark@github.com>

Author: 3 people

src/ghes-releases/lib/enterprise-dates.json

@@ -132,8 +132,8 @@
     "deprecationDate": "2024-03-07"
   },
   "3.9": {
-    "releaseDate": "2023-05-09",
-    "deprecationDate": "2024-06-06"
+    "releaseDate": "2023-06-01",
+    "deprecationDate": "2024-06-29"
   },
   "3.10": {
     "releaseDate": "2023-08-08",