Roll BoringSSL from 8b482b8443c8 to c953dcc46f15 (11 revisions)

https://boringssl.googlesource.com/boringssl.git/+log/8b482b8443c8..c953dcc46f15

2025-12-03 bracewell@google.com runner: Revise chain certificate passed to shim
2025-12-03 bracewell@google.com runner: Test change cipher spec tests with no CCS message
2025-12-03 davidben@google.com Add a libssl user to util/bazel-example
2025-12-03 davidben@google.com Revert "util/util.bzl: use implementation_deps to hide internal header"
2025-12-03 davidben@google.com Don't detect pre-C++11 in <openssl/base.h>
2025-12-02 davidben@google.com Retire the STLport workaround
2025-12-02 davidben@google.com Keep STL includes inside extern "C++"
2025-12-02 rpolzer@google.com Add missing include for bssl::Span.
2025-12-02 drysdale@google.com Fix copy-paste error in comment
2025-12-01 davidben@google.com runner: Use slices.Clip instead of x[:len(x):len(x)]
2025-11-30 rpolzer@google.com Fix BoringSSL public includes for Tree-sitter parsability.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/boringssl-dart-sdk
Please CC dart-engprod@google.com,dart-vm-gardener@grotations.appspotmail.com,dart-vm-team@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in BoringSSL: https://crbug.com/boringssl/new
To file a bug in Dart SDK: https://github.com/dart-lang/sdk/issues

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Tbr: dart-vm-gardener@grotations.appspotmail.com
Change-Id: I9bfdeb9b87d21f797cc3f6529ac036931badbe15
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/466120
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Reviewed-by: Brian Quinlan <bquinlan@google.com>
Commit-Queue: Alexander Markov <alexmarkov@google.com>

Author: DEPS Autoroller

DEPS

@@ -97,7 +97,7 @@ vars = {
 
   # Prefer to use hashes of binaryen that have been reviewed & rolled into g3.
   "binaryen_rev" : "6ec7b5f9c615d3b224c67ae221d6812c8f8e1a96",
-  "boringssl_rev": "8b482b8443c8a72e430aa77bc123af33a15154a3",
+  "boringssl_rev": "c953dcc46f15f7ed24226c0c2bd9b866954b8723",
   "browser-compat-data_tag": "ac8cae697014da1ff7124fba33b0b4245cc6cd1b", # v1.0.22
   "cpu_features_rev": "936b9ab5515dead115606559502e3864958f7f6e",
   "devtools_rev": "bac6843cce3c98d8794a7cce796faaa8860cc00f",