chore(versions.txt): update Erlang/OTP version file

Author: github-actions[bot]

assets/erlang_otp_versions_from_gtihub_api.json

@@ -49,6 +49,16 @@
         },
         "node_id": "MDM6UmVmMzc0OTI3OnJlZnMvdGFncy9SMTZCMDJfeWllbGRpbmdfYmluYXJ5X3RvX3Rlcm0="
     },
+    {
+        "name": "OTP-28.0-rc2",
+        "zipball_url": "https://api.github.com/repos/erlang/otp/zipball/refs/tags/OTP-28.0-rc2",
+        "tarball_url": "https://api.github.com/repos/erlang/otp/tarball/refs/tags/OTP-28.0-rc2",
+        "commit": {
+            "sha": "b7c33191648c8b280c3bc8baf5434b125e88f0ef",
+            "url": "https://api.github.com/repos/erlang/otp/commits/b7c33191648c8b280c3bc8baf5434b125e88f0ef"
+        },
+        "node_id": "MDM6UmVmMzc0OTI3OnJlZnMvdGFncy9PVFAtMjguMC1yYzI="
+    },
     {
         "name": "OTP-28.0-rc1",
         "zipball_url": "https://api.github.com/repos/erlang/otp/zipball/refs/tags/OTP-28.0-rc1",

assets/prebuilt_versions.txt

@@ -11,6 +11,7 @@ maint-19
 maint-18
 maint-17
 maint
+OTP-28.0-rc2
 OTP-28.0-rc1
 OTP-27.3
 OTP-27.2.4

assets/versions.txt

@@ -1,3 +1,4 @@
+28.0-rc2
 28.0-rc1
 27.3
 27.2.4