Version 2.15.0-253.0.dev

Merge commit '77521739daa976ddce2e86ed65ba6364242d59f0' into 'dev'
diff --git a/DEPS b/DEPS
index 726c533..a04e778 100644
--- a/DEPS
+++ b/DEPS
@@ -106,7 +106,7 @@
   # For more details, see https://github.com/dart-lang/sdk/issues/30164
   "dart_style_rev": "08b0294d0a500d5c02168ef57dcb8868d0c3cb48",
 
-  "dartdoc_rev" : "c2f284f09bcc49025fe26e86b2d45e1b546f81a3",
+  "dartdoc_rev" : "520e64977de7a87b2fd5be56e5c2e1a58d55bdad",
   "devtools_rev" : "8881a7caa9067471008a8e00750b161f53cdb843",
   "jsshell_tag": "version:88.0",
   "ffi_rev": "4dd32429880a57b64edaf54c9d5af8a9fa9a4ffb",
diff --git a/tools/VERSION b/tools/VERSION
index b11192f..6743daf 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -27,5 +27,5 @@
 MAJOR 2
 MINOR 15
 PATCH 0
-PRERELEASE 252
+PRERELEASE 253
 PRERELEASE_PATCH 0
\ No newline at end of file